Added Romanian locale and removed JS styling

added Romanian localization
fixed typo in the readme file
replaced JS page styling with CSS version
Added send shortcut and request panel fix

added keyboard shortcut for sending the request
added fix to keep the panel scrolled to the bottom when inserting
multiple parameters
Fixed wrong element scrolling

moved the scrolling bar from the panel body to the tab content, so the
tab buttons remain visible like the original version
Updated Bootstrap version and maximized space usage

updated Bootstrap to the latest version
increased container's width to fill unused space and to display better
on large screens
Replaced hyperlink with buttons

replaced 'a' element with the more meaningful 'button' element
prevented url changes on dropdown options clicks
Merge pull request #21 from revolt666/master

Improved Bootstrap usage, added interface fixes and Romanian translation