Add some runtime info for NoExecFunction
Steps to reproduce:
Open solve page
Check empty code
got: NoExecFunction
expect: NoExecFunction: function cow_say is not present.
URL from: http://www.checkio.org/forum/post/1813/task-what-does-the-cow-say/
HTTP_USER_AGENT: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:29.0) Gecko/20100101 Firefox/29.0
Open solve page
Check empty code
got: NoExecFunction
expect: NoExecFunction: function cow_say is not present.
URL from: http://www.checkio.org/forum/post/1813/task-what-does-the-cow-say/
HTTP_USER_AGENT: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:29.0) Gecko/20100101 Firefox/29.0
