* upgrade some broken packages
* correct some broken urls/checksums
* use secure urls where possible
* update PKGBUILD templates
* remove line-ending whitespace
* minor typos/fixes
Remaining md5sums either didn't download or
didn't pass checksum tests.
This one looks to be more tricky than bison
as it uses fork a lot, maybe porting the m4
calling code from bison is a good idea?
I will ask the flex developers for their
opinion.