Fix z-index
Fix z-index

The datepicker sets a z-index of 3, which is way too low in bootstrap. The !important tag makes sure this bigger z-index is used across all browsers.
zalt50/iruby,zalt50/iruby,zalt50/iruby,SciRuby/iruby,SciRuby/iruby,SciRuby/iruby,SciRuby/iruby,zalt50/iruby