Lang: flip
Lang: every
Str: fix (float is reserved word)
Lang: reduce()
Lang: reduceRight()
Lang: some()
Lang: fix every()
Lang: find()
Lang: use find() in some()
JSLint
Lang: isStrictArray
Lang: use isStrictArray() in isArray()
Lang: use isStrictArray() in LangExt-functions
Merge branch 'master' into gh-pages