copystring opt


git-svn-id: https://svn.code.sf.net/p/sauerbraten/code/src@4954 07af1644-1164-4067-b897-63bf4dc9b748
keep deprecated pragma


git-svn-id: https://svn.code.sf.net/p/sauerbraten/code/src@4955 07af1644-1164-4067-b897-63bf4dc9b748
newstring cleanup


git-svn-id: https://svn.code.sf.net/p/sauerbraten/code/src@4956 07af1644-1164-4067-b897-63bf4dc9b748
Merge branch 'master' into spaghettimod