added visual changelog

Signed-off-by: benjamin.jakimow <benjamin.jakimow@geo.hu-berlin.de>

CHANGELOG

@@ -7,7 +7,7 @@
         - simplified MapView control dock, each MapView has it's own layer tree.
         - improved MapTool organization
         - removed PyQtGraph from list of required external python packages
-          (no need to run pip)
+
 
 2019-03-29
         - renamed plugin folder from "timeseriesviewerplugin" to "EOTimeSeriesViewer".