Fixed issue with regex allowing ":va?lue" instead of just ":value?"

Author: dancannon

modules/utils/Path.js

@@ -15,7 +15,7 @@ function encodeURLPath(path) {
 }
 
 var paramCompileMatcher = /:([a-zA-Z_$][a-zA-Z0-9_$]*)|[*.()\[\]\\+|{}^$]/g;
-var paramInjectMatcher = /:([a-zA-Z_$?][a-zA-Z0-9_$?]*)|[*]/g;
+var paramInjectMatcher = /:([a-zA-Z_$][a-zA-Z0-9_$?]*[?]?)|[*]/g;
 var paramInjectTrailingSlashMatcher = /\/\/\?|\/\?/g;
 var queryMatcher = /\?(.+)/;