Suppress E_DEPRECATED from php >=5.5.0 to still work with php 4
I always seem to forget the changelog.
And remove test stuff.
One E_DEPRECATED is probably enough.
Make QI compatible with both 3.0.x and 3.1.x
Fix fatal error and user construction
Merge pull request #33 from Nicofuma/31_patch

Make QI compatible with both 3.0.x and 3.1.x
Removed hack for Mac IE since its final release was in 2003.
Replaced it with a hack for Opera.
Don't show a profile select or delete button if there are less than two saved profiles.
Added stuff
Need to globalize $quickinstall_path.
$gi_convert was not initiated or used.
Moved two functions two qi_functions.php
The settings dir is checked way before this point so it should not need to be checked again.
Removed the "Manage boards" tab and moved board delete to the main tab, which where renamed to "Manage boards".
Some more changes for the removed manage tab.
Ticket #EXTTOOLS-649 QI did not delete the DB when deleting phpBB 3.1 boards.
Ticket #EXTTOOLS-650 QI did not populate migrations table.
Changed "Other settings" to "Misc settings".
Ticket #EXTTOOLS-621 Always check that default language is available before installation.