JFG-787 Customizing colors for metrics in web-client
fixed some remarks
In getHexColorCode Vector was changed to HashMap
Concurrency + old colors back
case when monitoringId is null
Removed unused methods getHexColorCode1() and getHexColorCode1(int, String).
Change new String() to "".
Merge pull request #534 from aovodov/JFG_XXX_colors

JFG-787 Customizing colors for metrics in web-client