Merge pull request #128 from krivera-pentaho/dev

[ANALYZER-2357] -- wrapped the font setting with the default font for th...
Added initial property panel to display chart labels
Merge pull request #129 from e-cuellar/master

Added initial property panel to display chart labels
[ANALYZER-2364] - Added label configuration of line chart with show/hide, dot anchor and text align. The last two are only visible if the labels are check is on
Merge pull request #130 from webdetails/ANALYZER-2364

[ANALYZER-2364]
Refactored label options into separate methods to allow for more
flexibility....
Merge pull request #131 from e-cuellar/master

Refactored label options into separate methods to allow for more
[ANALYZER-2370] -- Added text label visibility options to heat grid visualization