services 6.x-2.0

2.0 Stable Release. FINALLY. Includes the following patches since BETA 1

Coding style and comment cleanups.
[#700582] by marcingy: documentation incorrectly refers to IP check
[#654644] by dstol, voxpelli, Amitaibu | mcfilms, barrygearing, jpwarren00, adub, waldmanm, joachim: Adjusted views.get to make it more compatible
[#706272] by marcingy, waldmann: Incorrect handling of missing ->uid in comment_service_save
[#710590] by heyrocker, solipsist | un11imig: Fixed Adding a node via node.save causes an error on node_service().inc on line 148.
[#702006] by heyrocker, ADLongwell: Fixed User services failure: user.save can't find user_profile_form().
[#695766] by heyrocker | liquidcms: Fixed node deploy fails due to user deploy fail.
[#707922] by heyrocker, coornail: documentation of comment.save incorrectly states it should take an array when it should actually take an object
[#354242] by heyrocker, hugowetterberg: all modules now have full doxygen function headers
[#706276] by marcingy: improve upgrade path
[#721126] by heyrocker: hook_enable() and hook_disable() implementations in services_keyauth are broken
[#724426] by michaelfavia: Switch output result in testing to krumo based kpr if devel module installed
[#720778] by marcingy, heyrocker: clarified comment about roles checkbox in user.save service
[#727576] by heander: Leading whitespace causes malformed XML
[#707120] by PWG, heyrocker: Services keyauth module incorrectly setting default value
[#665278] by heyrocker, marcingy: revamp hook_help() implementations
[#663904] by greg.harvey, heyrocker: user.logout returns a boolean, service definition lists a struct
[#723192] by ygerasimov, RobLoach: Logged in user can't create node in node_resource.module