Make mtime omni-parsable

libmtime sometimes used modules with the following syntax:
use :: module_name
unfortunately, the omni-compiler (on which CLAW relies) was unable to parse this. This merge request therefore changes all
use :: module_name to use module_name

.gitignore

@@ -19,9 +19,6 @@ Makefile
 *.lo
 *.mod
 *.o
-*.x
-*.d
-*.L
 .libs
 
 # Documentation stage files