Move our plugins all to Frameworks bundle dir on OSX

git-svn-id: file:///svn/Scribus/trunk/Scribus@19631 11d20701-8431-0410-a711-e3c959e3b870
#12824: Apply patch for edit actions

git-svn-id: file:///svn/Scribus/trunk/Scribus@19632 11d20701-8431-0410-a711-e3c959e3b870