Fix default colors
Merge pull request #24 from ruedap/fix-default-colors

Fix default colors
Implement animation option to bar and line chart
Merge pull request #25 from ruedap/animation-option

Implement animation option to bar and line chart
Introduce phantomcss 0.5.0
Introduce gulp-util 2.2.14
Implement first regression test using PhantomCSS
Update .gitignore
Update .travis.yml for CasperJS
Update to gulp 3.6.2
Fix 'diff' task for fail test on Travis CI