diff --git a/package-lock.json b/package-lock.json
index 1cfc1b2a24f4f7f22ed070aef74c12d5c50887d7..ae7703a76bf66ec0aed4a066f8e6b85a1a7cc877 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5,12 +5,12 @@
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       "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
       "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
       "dev": true,
+      "optional": true,
       "requires": {
         "string-width": "^1.0.2 || 2"
       }
     },
-    "with-callback": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/with-callback/-/with-callback-1.0.2.tgz",
-      "integrity": "sha1-oJYpuakgAo1yFAT7Q1vc/1yRvCE=",
-      "dev": true,
-      "optional": true
-    },
-    "wordwrap": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz",
-      "integrity": "sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus=",
-      "dev": true,
-      "optional": true
-    },
     "worker-farm": {
-      "version": "1.6.0",
-      "resolved": "https://registry.npmjs.org/worker-farm/-/worker-farm-1.6.0.tgz",
-      "integrity": "sha512-6w+3tHbM87WnSWnENBUvA2pxJPLhQUg5LKwUQHq3r+XPhIM+Gh2R5ycbwPCyuGbNg+lPgdcnQUhuC02kJCvffQ==",
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/worker-farm/-/worker-farm-1.7.0.tgz",
+      "integrity": "sha512-rvw3QTZc8lAxyVrqcSGVm5yP/IJ2UcB3U0graE3LCFoZ0Yn2x4EoVSqJKdB/T5M+FLcRPjz4TDacRf3OCfNUzw==",
       "dev": true,
       "requires": {
         "errno": "~0.1.7"
@@ -12245,6 +10878,28 @@
       "requires": {
         "string-width": "^1.0.1",
         "strip-ansi": "^3.0.1"
+      },
+      "dependencies": {
+        "is-fullwidth-code-point": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
+          "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
+          "dev": true,
+          "requires": {
+            "number-is-nan": "^1.0.0"
+          }
+        },
+        "string-width": {
+          "version": "1.0.2",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
+          "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
+          "dev": true,
+          "requires": {
+            "code-point-at": "^1.0.0",
+            "is-fullwidth-code-point": "^1.0.0",
+            "strip-ansi": "^3.0.0"
+          }
+        }
       }
     },
     "wrappy": {
@@ -12301,9 +10956,9 @@
       "dev": true
     },
     "xtend": {
-      "version": "4.0.1",
-      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.1.tgz",
-      "integrity": "sha1-pcbVMr5lbiPbgg77lDofBJmNY68=",
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
+      "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==",
       "dev": true
     },
     "y18n": {
@@ -12313,9 +10968,9 @@
       "dev": true
     },
     "yallist": {
-      "version": "2.1.2",
-      "resolved": "https://registry.npmjs.org/yallist/-/yallist-2.1.2.tgz",
-      "integrity": "sha1-HBH5IY8HYImkfdUS+TxmmaaoHVI=",
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.0.3.tgz",
+      "integrity": "sha512-S+Zk8DEWE6oKpV+vI3qWkaK+jSbIK86pCwe2IF/xwIpQ8jEuxpw9NyaGjmp9+BoJv5FV2piqCDcoCtStppiq2A==",
       "dev": true
     },
     "yargs": {
@@ -12347,6 +11002,122 @@
           "dev": true,
           "optional": true
         },
+        "find-up": {
+          "version": "1.1.2",
+          "resolved": "https://registry.npmjs.org/find-up/-/find-up-1.1.2.tgz",
+          "integrity": "sha1-ay6YIrGizgpgq2TWEOzK1TyyTQ8=",
+          "dev": true,
+          "optional": true,
+          "requires": {
+            "path-exists": "^2.0.0",
+            "pinkie-promise": "^2.0.0"
+          }
+        },
+        "is-fullwidth-code-point": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
+          "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
+          "dev": true,
+          "optional": true,
+          "requires": {
+            "number-is-nan": "^1.0.0"
+          }
+        },
+        "load-json-file": {
+          "version": "1.1.0",
+          "resolved": "https://registry.npmjs.org/load-json-file/-/load-json-file-1.1.0.tgz",
+          "integrity": "sha1-lWkFcI1YtLq0wiYbBPWfMcmTdMA=",
+          "dev": true,
+          "optional": true,
+          "requires": {
+            "graceful-fs": "^4.1.2",
+            "parse-json": "^2.2.0",
+            "pify": "^2.0.0",
+            "pinkie-promise": "^2.0.0",
+            "strip-bom": "^2.0.0"
+          }
+        },
+        "path-exists": {
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-2.1.0.tgz",
+          "integrity": "sha1-D+tsZPD8UY2adU3V77YscCJ2H0s=",
+          "dev": true,
+          "optional": true,
+          "requires": {
+            "pinkie-promise": "^2.0.0"
+          }
+        },
+        "path-type": {
+          "version": "1.1.0",
+          "resolved": "https://registry.npmjs.org/path-type/-/path-type-1.1.0.tgz",
+          "integrity": "sha1-WcRPfuSR2nBNpBXaWkBwuk+P5EE=",
+          "dev": true,
+          "optional": true,
+          "requires": {
+            "graceful-fs": "^4.1.2",
+            "pify": "^2.0.0",
+            "pinkie-promise": "^2.0.0"
+          }
+        },
+        "pify": {
+          "version": "2.3.0",
+          "resolved": "https://registry.npmjs.org/pify/-/pify-2.3.0.tgz",
+          "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
+          "dev": true,
+          "optional": true
+        },
+        "read-pkg": {
+          "version": "1.1.0",
+          "resolved": "https://registry.npmjs.org/read-pkg/-/read-pkg-1.1.0.tgz",
+          "integrity": "sha1-9f+qXs0pyzHAR0vKfXVra7KePyg=",
+          "dev": true,
+          "optional": true,
+          "requires": {
+            "load-json-file": "^1.0.0",
+            "normalize-package-data": "^2.3.2",
+            "path-type": "^1.0.0"
+          }
+        },
+        "read-pkg-up": {
+          "version": "1.0.1",
+          "resolved": "https://registry.npmjs.org/read-pkg-up/-/read-pkg-up-1.0.1.tgz",
+          "integrity": "sha1-nWPBMnbAZZGNV/ACpX9AobZD+wI=",
+          "dev": true,
+          "optional": true,
+          "requires": {
+            "find-up": "^1.0.0",
+            "read-pkg": "^1.0.0"
+          }
+        },
+        "string-width": {
+          "version": "1.0.2",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
+          "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
+          "dev": true,
+          "optional": true,
+          "requires": {
+            "code-point-at": "^1.0.0",
+            "is-fullwidth-code-point": "^1.0.0",
+            "strip-ansi": "^3.0.0"
+          }
+        },
+        "strip-bom": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-2.0.0.tgz",
+          "integrity": "sha1-YhmoVhZSBJHzV4i9vxRHqZx+aw4=",
+          "dev": true,
+          "optional": true,
+          "requires": {
+            "is-utf8": "^0.2.0"
+          }
+        },
+        "which-module": {
+          "version": "1.0.0",
+          "resolved": "https://registry.npmjs.org/which-module/-/which-module-1.0.0.tgz",
+          "integrity": "sha1-u6Y8qGGUiZT/MHc2CJ47lgJsKk8=",
+          "dev": true,
+          "optional": true
+        },
         "y18n": {
           "version": "3.2.1",
           "resolved": "https://registry.npmjs.org/y18n/-/y18n-3.2.1.tgz",
diff --git a/package.json b/package.json
index 57e590903806a1396d85ad2dd224355b3d48e3c8..129db65b57341f8e9b9cd3375450b73932504659 100644
--- a/package.json
+++ b/package.json
@@ -11,44 +11,45 @@
   },
   "private": true,
   "dependencies": {
-    "@angular/animations": "^7.2.10",
-    "@angular/cdk": "^7.3.5",
-    "@angular/common": "^7.2.10",
-    "@angular/compiler": "^7.2.10",
-    "@angular/core": "^7.2.10",
-    "@angular/flex-layout": "^7.0.0-beta.24",
-    "@angular/forms": "^7.2.10",
-    "@angular/http": "^7.2.10",
-    "@angular/material": "^7.3.5",
-    "@angular/platform-browser": "^7.2.10",
-    "@angular/platform-browser-dynamic": "^7.2.10",
-    "@angular/router": "^7.2.10",
+    "@angular/animations": "~7.2.15",
+    "@angular/cdk": "~7.3.7",
+    "@angular/common": "~7.2.15",
+    "@angular/compiler": "~7.2.15",
+    "@angular/core": "~7.2.15",
+    "@angular/flex-layout": "~7.0.0-beta.24",
+    "@angular/forms": "~7.2.15",
+    "@angular/http": "~7.2.15",
+    "@angular/material": "~7.3.7",
+    "@angular/platform-browser": "~7.2.15",
+    "@angular/platform-browser-dynamic": "~7.2.15",
+    "@angular/router": "~7.2.15",
     "@types/file-saver": "^1.3.0",
     "core-js": "^2.6.5",
     "file-saver": "^1.3.8",
+    "hammerjs": "^2.0.8",
     "rxjs": "^6.4.0",
     "tslib": "^1.9.0",
-    "zone.js": "^0.8.29"
+    "zone.js": "~0.8.29"
   },
   "devDependencies": {
-    "@angular-devkit/build-angular": "~0.13.0",
-    "@angular/cli": "^7.3.6",
-    "@angular/compiler-cli": "^7.2.10",
-    "@angular/language-service": "^7.2.10",
-    "@types/jasmine": "~2.8.6",
+    "@angular-devkit/build-angular": "~0.13.9",
+    "@angular/cli": "~7.3.9",
+    "@angular/compiler-cli": "~7.2.15",
+    "@angular/language-service": "~7.2.15",
+    "@types/jasmine": "~3.3.8",
     "@types/jasminewd2": "~2.0.3",
     "@types/node": "~8.9.4",
-    "codelyzer": "~4.2.1",
-    "jasmine-core": "~2.99.1",
+    "codelyzer": "~5.1.0",
+    "jasmine-core": "~3.4.0",
     "jasmine-spec-reporter": "~4.2.1",
-    "karma": "^2.0.5",
+    "karma": "^4.1.0",
     "karma-chrome-launcher": "~2.2.0",
     "karma-coverage-istanbul-reporter": "^2.0.5",
-    "karma-jasmine": "~1.1.1",
-    "karma-jasmine-html-reporter": "^0.2.2",
+    "karma-jasmine": "~2.0.1",
+    "karma-jasmine-html-reporter": "~1.4.0d",
     "protractor": "^5.4.2",
-    "ts-node": "~5.0.1",
+    "ts-node": "~7.0.0  ",
     "tslint": "~5.9.1",
-    "typescript": "~3.2.4"
+    "typescript": "~3.1.1"
   }
 }
diff --git a/src/app/backend.service.ts b/src/app/backend.service.ts
index ee58254a8fc341a7ced5354af12ed0c2fd039dba..bafd52e281269f114abc3ebb6cd3d81697edb740 100644
--- a/src/app/backend.service.ts
+++ b/src/app/backend.service.ts
@@ -52,8 +52,10 @@ export class BackendService {
 
   // *******************************************************************
   login(name: string, password: string): Observable<LoginData | ServerError> {
+
+    const headers = new HttpHeaders().set('Content-Type', 'application/json');
     return this.http
-      .post<LoginData>(this.serverUrlSlim + 'login.php/login', {n: name, p: password})
+      .post<LoginData>(this.serverUrlSlim + 'login.php/login', {n: name, p: password}, {headers})
         .pipe(
           catchError(ErrorHandler.handle)
         );
diff --git a/src/app/maindata.service.ts b/src/app/maindata.service.ts
index eb266aef73949e125dc1bcd3e9fcf9ab78657b54..ff8c01fed64c04386618aff06ff46e3f88190330 100644
--- a/src/app/maindata.service.ts
+++ b/src/app/maindata.service.ts
@@ -40,8 +40,7 @@ export class MainDataService {
     if (logindata) {
       if (
         (logindata.admintoken.length > 0) &&
-        (logindata.name.length > 0) &&
-        (logindata.workspaces.length > 0)) {
+        (logindata.name.length > 0)) {
           myLoginData.admintoken = logindata.admintoken;
           myLoginData.name = logindata.name;
           myLoginData.workspaces = logindata.workspaces;
diff --git a/src/polyfills.ts b/src/polyfills.ts
index 20fe40f85679f9cc4756ffedd87e0c0528e62847..5d5b5ced1c9d388d21fd7276f755b39ece3f153c 100644
--- a/src/polyfills.ts
+++ b/src/polyfills.ts
@@ -38,12 +38,12 @@
 // import 'classlist.js';  // Run `npm install --save classlist.js`.
 
 /** IE10 and IE11 requires the following for the Reflect API. */
-// import 'core-js/es6/reflect';
+import 'core-js/es6/reflect';
 
 
 /** Evergreen browsers require these. **/
 // Used for reflect-metadata in JIT. If you use AOT (and only Angular decorators), you can remove.
-
+import 'core-js/es7/reflect';
 
 
 /**
@@ -78,3 +78,4 @@ import 'zone.js/dist/zone';  // Included with Angular CLI.
 /***************************************************************************************************
  * APPLICATION IMPORTS
  */
+import 'hammerjs';
diff --git a/tslint.json b/tslint.json
index e54815edef04bf28aad4f0231c36cb18a03effef..8e7448c32cbfaab4e82c3d7e3c945576ff1c4011 100644
--- a/tslint.json
+++ b/tslint.json
@@ -1,7 +1,7 @@
 {
   "rulesDirectory": [
     "node_modules/codelyzer",
-    "node_modules/rxjs-tslint"
+    "node_modules/tslint"
   ],
   "rules": {
     "arrow-return-shorthand": true,