Fix wrong edit position
Bug 67809 - Invalid read/write with valgrind when assigning something twice
warn deprecated only when migration failed
Bug 67845 - Match on FC_SCALABLE
Bug 16818 - fontformat in match pattern is not respected?
Bug 68340 - More metric compat fonts
Bug 63399 - Add default aliases for Georgia, Garamond, Palatino Linotype, Trebuchet MS
Minor
Fix assertion

Apparently some AIX versions have 64bit pointers yet 32bit double
alignment.  Fix assertion.