French typo correction

ctte -> cette

Cherry picked from master because I first applied it there by mistake.
Fix line endings in repository to match recent change to .gitattributes
Still more Guile precompilation fixes.

This time for gcc-4.2, used for OSX 10.5-compatible releases.
Remove Windows specializations from gnc-date.c

Now that we're building with a recent GLib version they're no longer needed.
Correct inadvertent change to a still-needed function.
Use standard macro INT64_C() to silence gcc-4.2 complaint

About constants being too large for an int.
Still more Guile library path additions, this time in tests.
Merge branch 'maint'