Little fix

When there is no dataValue, the JS DnD doesn't work. An integer is
required by default.
The default value 0 should also be added in the MySQL table structure.
Cleaning
little fix
Added tooltip and required options
Fixed missing ID in textarea
Little fix

Little fix for when an $list is an object (unexpected / expected)
Little fix

We know the bootstrap is loaded by default in J3 but sometimes, the
scripts loading order is messed up and this little fix make everything
working correctly (so firstly is loaded bootstrap and THEN the JDOM
extra JS libraries).
the ideal solution would be a better joomla scripts loading system.
Until now nobody seems to care about this.
little fix "warning"
little fix

little fixes for PHP "warnings"
Fix: build domName with "_"

Building the domName with groups containing "_" (underscore) gives
error. this is the fix
New extensions

Added new extensions:
- blockUI
- Ajax
- condrules
- wizard
- doT