disasm fixes

git-svn-id: svn://svn.code.sf.net/p/bochs/code/trunk@11846 6c8e4198-a580-4521-a02f-c9ae86df1db9
rename call_far and ret_far opcodes to converge between two disasm modules

git-svn-id: svn://svn.code.sf.net/p/bochs/code/trunk@11847 6c8e4198-a580-4521-a02f-c9ae86df1db9