pgsql: IF NOT EXISTS is only supported since PostgreSQL 9.1

Clicking on "Install SQL table" a second time will error
without damages

Signed-off-by: Etienne CHAMPETIER <etienne.champetier@fiducial.net>
Merge pull request #369 from echampet/pgsql-create

pgsql: IF NOT EXISTS is only supported since PostgreSQL 9.1
try/cactch on repository switch
Merge remote-tracking branch 'origin/master'
Update XSD
publishNodeChange was not taking into account the "copy" parameter.
Revert previous commit with notification, error was not located here.
Fix rename just after creation, detect where to "switchCurrentLabelToEdition"
API CHANGE: switch to nodes[] query parameters instead of file_0, file_1, file_2, etc. Unique "file" is still allowed though.
Fix dblclick on IE10 and IE11, tested on WIN7 and 8
Repository switch and loading optimization: avoid loading all available repository when we already know the repository ID. Should have a great impact on REST-based access, typically WebDAV.
Fix comments feed
Lower the poller frequency value from 5 to 15
Correct typo in AbstractLogDriver

Signed-off-by: Etienne CHAMPETIER <etienne.champetier@fiducial.net>
functions ListRepository and GetWebspaceLog take 2 arguments

Signed-off-by: Etienne CHAMPETIER <etienne.champetier@fiducial.net>
Small typo in class.phpmailer-lite.php

Signed-off-by: Etienne CHAMPETIER <etienne.champetier@fiducial.net>
LOG_GROUP_RIGHTS was removed in cda23be27cf360f5f77dc4658e63d7a8dfcb7b1c

In order to keep the same behaviour (chmod 0777 by default), i'm not using LOG_CHMOD option

Signed-off-by: Etienne CHAMPETIER <etienne.champetier@fiducial.net>
Correct typo in class.cmsmsAuthDriver.php

put time() instead of null in $loggedinData['lastused']

Signed-off-by: Etienne CHAMPETIER <etienne.champetier@fiducial.net>
Typo in test.ServerEncoding.php

Signed-off-by: Etienne CHAMPETIER <etienne.champetier@fiducial.net>
session_unset() doesn't take arguments

Signed-off-by: Etienne CHAMPETIER <etienne.champetier@fiducial.net>
AJXP_Utils::getRemoteContent take only 1 argument

see d5f73408ac281fe799d4e25c32ff97ec2872bef8
maybe we should use same if else as in getUpgradePath

Signed-off-by: Etienne CHAMPETIER <etienne.champetier@fiducial.net>