Fix #1225 - (0.4.11-rc1) Incorrect layout when using titles on charts that are not visible at generation

Fix #1229 - Incorrect x tick positioning

Remove moot `version` property from bower.json

Use getTextRect to measure title size, also fix getTextRect so that any custom css font used is applied while measuring

Per bower/bower.json-spec@a325da3

Add the ability to prevent elements from the showing up in legend and tool-tip

Enforcing the AMD factory standard

Add chart.api ($$.api) to 'onunselected' callback

Patch for #1141

Update tooltip.js

Fix whitespace in README.md

Merge branch '1033_custom_legend_config' of https://github.com/davidpoore/c3 into davidpoore-1033_custom_legend_config