Merge branch 'release/1.6.2'
Remove unnecessary comments.
Refactoring of the class.
Refactoring of the validator (too much boilerplate code).
Change base class name to be more elegant.
Refactor validate. Make base classes more abstract.
Change expressions with iterator to enhanced for-loop.
Refactor class. Change variables names to be more consistent.
This class makes no sense.
Update build.gradle with current versions.
Update build.gradle to support robolectric tests.
Conigure Robolectric to support eclipse project structure.
Create tests for all numbers validator.
Tests for email validator.
Tests for validation hex numbers.
Tests for not empty validator.
Tests for phone numbers.
Add tests for reg expression validator.
Add tests for web url validator.
Add more tests for some combinations of validators.