Merge pull request #1 from AlexSane/master

Bower configuration
bower installation added into build file
Grunt build system added
old build file removed
jshint errors corrected
path fixed in test files
Add simple header plugin
append trend line plugin
Merge branch 'master' of https://github.com/TargetProcess/tauCharts

Conflicts:
	build/tauCharts.min.js
decrease r
Little design changes
Numbers in projections look better now
Datatable bug fix
hiv chart added
hiv chart added
hiv chart added
headers added to charts in samples
hiv chart simplified
advanced mapping: work in progress
advanced mapping: work in progress