Remove PR template and empty general template.

.github/ISSUE_TEMPLATE/general.md

@@ -1,21 +0,0 @@
----
-name: General Feedback
-about: Any general feedback (neither feature request nor bug reports)
----
-
-<!--## Prerequisites
-
-- First, many thanks for taking part in the community. We really appreciate that.
-- Read the [contributing guidelines](http://solidity.readthedocs.io/en/latest/contributing.html).
-- Support questions are better asked in one of the following locations:
-	- [Solidity chat](https://gitter.im/ethereum/solidity)
-	- [Stack Overflow](https://ethereum.stackexchange.com/)
-- Ensure the issue isn't already reported.
-
-*Delete the above section and the instructions in the sections below before submitting*
--->
-## Description
-
-<!--
-Please describe the purpose of your ticket.
--->