Require ints to be fixed-size and overflow to be float
Explicitly define float-to-int conversion algorithm
Fixed typo
Tabs to spaces
Removed C code, clarified "result" same
Merge branch 'master' into int_overflow

Conflicts:
	spec/php-spec-draft.md
finite range
lexical structure fixes
Update 00-specification-for-php.md

Fix indentation mistake.
Merge branch 'pull-request/36'
Merge branch 'pull-request/71'
convert php-spec-draft.md to a link