* LANGFILE macro now takes 4 parameters, all .nsh files have been updated
* LANGFILE_INCLUDE_WITHDEFAULT will now warn if the fallback string is used
* Removed some invalid English strings in various files
* Fixed Khmer LangId
* Minor Norwegian language fixes
* Some files changed from UTF16LE to UTF8SIG
git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@6302 212acab6-be3b-0410-9dea-997c60f758d6