ADD hook "customsearchkeywordfilter" to do_search().


git-svn-id: http://svn.resourcespace.org/svn/resourcespace@5631 c08608d7-6e46-0410-86ca-f2a6f1370df5
ADD various hooks to plupload

git-svn-id: http://svn.resourcespace.org/svn/resourcespace@5632 c08608d7-6e46-0410-86ca-f2a6f1370df5
FIX for TCPDF page numbering

git-svn-id: http://svn.resourcespace.org/svn/resourcespace@5633 c08608d7-6e46-0410-86ca-f2a6f1370df5
add an "js hook" in CentralSpaceLoad - AdditionalJs function that is run if exists

git-svn-id: http://svn.resourcespace.org/svn/resourcespace@5634 c08608d7-6e46-0410-86ca-f2a6f1370df5