added more tests to table merge
added more tests to table merge

ikuchmin/tinymce,gencer/tinymce,TeamupCom/tinymce,fillabs/TinySpecMCE,adaptiffdesigns/tinymce,MediehusetTek/tinymce,aduth/tinymce,danielpunkass/tinymce,aduth/tinymce,fillabs/TinySpecMCE,tinymce/tinymce,leofeyer/tinymce,blakewallan/tinymce,FernCreek/tinymce,ETSI-CTI/TinySpecMCE,rbecheras/tinymce,jtark/tinymce,nbcp/tinymce,tinymce/tinymce,FernCreek/tinymce,ETSI-CTI/TinySpecMCE,ikuchmin/tinymce,blakewallan/tinymce,tinymce/tinymce,gencer/tinymce,rbecheras/tinymce,jtark/tinymce,TeamupCom/tinymce,danielpunkass/tinymce,danielpunkass/tinymce,FernCreek/tinymce,leofeyer/tinymce,sjbufton/tinymce,adaptiffdesigns/tinymce,MediehusetTek/tinymce,sjbufton/tinymce,nbcp/tinymce