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
Merge pull request #132 from krivera-pentaho/dev

[ANALYZER-2370] -- Added text label visibility options to heat grid visu...