Use PPC_TARGET environment variable for SUPPORT_REMOTE enabled compilation, to allow coexistence of different cpu IDEs in same directory

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@28917 3ad0048d-3df7-0310-abae-a5850022a9f2
 Declare MaybeQuoted function in interface

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@28918 3ad0048d-3df7-0310-abae-a5850022a9f2
 Add RemoteGDBServer, RemoteCopy, RemoteShell, RemoteExecCommand, RemoteSshExecCommand for SUPPORT_REMOTE

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@28919 3ad0048d-3df7-0310-abae-a5850022a9f2
SUPPORT_REMOTE improvement

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@28920 3ad0048d-3df7-0310-abae-a5850022a9f2
Added SUPPORT_REMOTE related new variables

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@28921 3ad0048d-3df7-0310-abae-a5850022a9f2
Added SUPPORT_REMOTE related labels 

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@28922 3ad0048d-3df7-0310-abae-a5850022a9f2