Merge branch 'release/1.6.4' into develop
change version number
add HttpOlny flag to rigSetCookie parameters

Now HttpOlny can be set for cookies. The flag is set by default.
complement the User Guide regarding HttpOnly cookies
conditionally replace uuidgen shell calls with LiveCode's uuid() function
fix info regarding UUIDs
Add more info regarding contributions
Fix version number of the Quartam PDF Library
Add instructions on how to implement the Quartam PDF Library stack
Do html cosmetics
Fix typo
Add info about CSRF protection and filename sanitation
Move merging of views from Output.lc to Loader.lc. Bug fix for nesting views being limited to 2 levels.
Fix bug for over-written variable in case of nested views
Update cheatsheets
Update User Guide considering all framework modifications for the next release and change User Guide version number
Change version number
Revert "Change version number"

This reverts commit 7fd26aef30467a651e0654a7946b32417385cc09.
Change version number
Merge branch 'release/1.6.5'