bugfix release

Component:
Readmore template moved to content plugin layout.
Readmore layout uses Joomla readmore layout.
Fixed wrong report/reply form displaying.
CSS files moved from tpl folder to media/com_jcomments/css.

Plugins:
plg_content_jcomments:

Added readmore layout.
Removed unused or unnecessary options.
Removed unused or unnecessary language strings.
plg_jcommentsoff_jcomments and plg_jcommentson_jcomments:

Added icon for button.
Removed unused or unnecessary language strings.
plg_quickicon_jcomments:

Fixed language strings.
plg_system_jcomments:

Some fixes.
Removed unused or unnecessary language strings.
plg_user_jcomments:

Added options to hide links in profile. See plugin options.
Added xml form accidentally lost in previous release.
plg_jcomments_avatar:

Fixed bugs in whereIn query