Update bootstrap-switch.less

fix switch btn align bug for firefox, ie
Merge pull request #94 from 07jfxiao/master

Update bootstrap-switch.less
Added methods for changing values after initialization (labels, classes, animation, size)
Some errors fixed, examples added
Merge branch 'v.1.7' of https://github.com/BdMdesigN/bootstrap-switch-BdMdesigN
Updated index.html to reflect CSS changes
Merge pull request #30 from frapontillo/master

Update