Update issue templates

Author: MathewBiddle

.github/ISSUE_TEMPLATE/code-sprint-project-proposal.md

@@ -0,0 +1,34 @@
+---
+name: Code Sprint Project Proposal
+about: Use this template for Code Sprint project proposals.
+title: Project title
+labels: ''
+assignees: ''
+
+---
+
+**Replace all _italicized_ text and the issue title with your responses. Remove this text too.**
+
+Project Description:
+
+_Brief summary of the intent of the project._
+
+Expected Outcomes: 
+
+_What do you expect to get out of the project_
+
+Skills required:
+
+_What types of skills does the prospective contributor need?_
+
+Difficulty:
+
+_Identify the difficulty of the project. [Easy, Moderate, Difficult]_
+
+Topic Lead(s):
+
+_Include topic lead names and GitHub handles as a comma separated list._
+
+Relevant links:
+
+_Include relevant links to issues/repositories/websites here._