use user info for language setting instead of session
add language setting in user edit
uses prefix instead of full string
fix Google Analytics workaround code latent risk
Merge pull request #31 from dotkrnl/ga_workaround

fix Google Analytics workaround code latent risk
enable user programming language preference
Merge pull request #32 from dotkrnl/prog-lang-fav

enable user programming language preference
Merge pull request #30 from dotkrnl/user_lang

user language setting support