SCAYT 3 - deSCAYTifyWebkitPaste patch

Added deSCAYTifyWebkitPaste patch to get rid of SCAYT generated markup which is preserved when copying and pasting between CKE instances in a Webkit based browser.
This patch is intended for SCAYT 3 (CKE 4.4+) - Separate patch has been committed for SCAYT 2 (CKE 4.3.x)