add base template specific styling to base.html
improve styling of inline forms
simplify css for clear search icon
add <hr> and remove btn-cancel to simplify css
simplify css by removing btn-filter and using btn-default and form-horizontal
remove unnecessary CSS
make bootstrap 2/3 button styling the same
fix ie compatibility issue, can't use 'initial'
add model-list to a.icon CSS rule
add model-list to .help-block CSS rule
Merge pull request #753 from pawl/fixbs2gap

Simplify CSS, Improve Inline Form Styling, Make Admin.css More Flask-Admin Specific