Allow "percent" character in keywords (#16)

Author: axvr

syntax/clojure.vim

@@ -68,7 +68,7 @@ delfunction s:syntax_keyword
 "   * Must not end in a : or /
 "   * Must not have two adjacent colons except at the beginning
 "   * Must not contain any reader metacharacters except for ' and #
-syntax match clojureKeyword "\v<:{1,2}%([^ \n\r\t()\[\]{}";@^`~\\%/]+/)*[^ \n\r\t()\[\]{}";@^`~\\%/]+:@1<!>"
+syntax match clojureKeyword "\v<:{1,2}([^ \n\r\t()\[\]{}";@^`~\\/]+/)*[^ \n\r\t()\[\]{}";@^`~\\/]+:@1<!>"
 
 syntax match clojureStringEscape "\v\\%([\\btnfr"]|u\x{4}|[0-3]\o{2}|\o{1,2})" contained