[build] Don't strip cross-compile files when KODEBUG=1 (#566)
[build] Don't strip cross-compile files when KODEBUG=1 (#566)

See https://github.com/koreader/koreader/issues/3419#issuecomment-339370648
Frenzie/koreader-base,apletnev/koreader-base,NiLuJe/koreader-base,apletnev/koreader-base,houqp/koreader-base,houqp/koreader-base,NiLuJe/koreader-base,Frenzie/koreader-base,koreader/koreader-base,Frenzie/koreader-base,koreader/koreader-base,houqp/koreader-base,apletnev/koreader-base,koreader/koreader-base,apletnev/koreader-base,NiLuJe/koreader-base,NiLuJe/koreader-base,houqp/koreader-base,Frenzie/koreader-base,koreader/koreader-base