Escape base path so that template name base path removal works when unsafe regex characters (like parens) are in the base path

Author: Matt

lib/jammit/compressor.rb

@@ -128,7 +128,7 @@ def find_base_path(paths)
     # the namespaced prefix. Otherwise, simply use the filename.
     def template_name(path, base_path)
       return File.basename(path, ".#{Jammit.template_extension}") unless base_path
-      path.gsub(/\A#{base_path}\/(.*)\.#{Jammit.template_extension}\Z/, '\1')
+      path.gsub(/\A#{Regexp.escape(base_path)}\/(.*)\.#{Jammit.template_extension}\Z/, '\1')
     end
 
     # In order to support embedded assets from relative paths, we need to