Coffeescript ctags

--langdef=coffee
--langmap=coffee:.coffee
--regex-coffee=/^class @?([a-zA-Z_$.][0-9a-zA-Z_$.]*)( extends [a-zA-Z_\$][0-9a-zA-Z_$.]*)?$/\1/c,class/
--regex-coffee=/^[ \t]*(@|this\.)([a-zA-Z_$][0-9a-zA-Z_$]*).*$/\2/e,export/
--regex-coffee=/^[ \t]*@?([a-zA-Z_$][0-9a-zA-Z_$]*):.*[-=]>.*$/\1/f,function/
--regex-coffee=/^[ \t]*([a-zA-Z_$][0-9a-zA-Z_$]*)[ \t]+=.*[-=]>.*$/\1/f,function/
--regex-coffee=/^[ \t]*([a-zA-Z_$][0-9a-zA-Z_$]*)[ \t]+=[^->\n]*$/\1/v,variable/
--regex-coffee=/^[ \t]*@?([a-zA-Z_$][0-9a-zA-Z_$]*):.*$/\1/p,property/

Added support for dots (.) in class names.