Update issue templates

Added requesting to add a project issue.

Author: ricmoo

.github/ISSUE_TEMPLATE/add-my-project.md

@@ -0,0 +1,21 @@
+---
+name: Add My Project
+about: 'Request to add your project '
+title: 'Add my project, please: [PROJECT NAME]'
+labels: add-my-project, landing-page
+assignees: ''
+
+---
+
+Thanks for using ethers and we look forward to including a link to your project on ethers.
+
+Please include the following details:
+
+- Link to GitHub repository (currently only GitHub is supported, and the project must be public)
+- A 256x256 px image (JPG or PNG) for a logo to include (attach it to this issue or include a link)
+- A public e-mail address or Twitter account with DMs enabled (this is used to resolve dead links or other concerns with the project)
+
+Notes:
+- All projects are previewed and vetted before inclusion, and monitored for changes and regularly reviewed
+- Project license should be compatible with Open Source Initiatives
+- Images will be hosted by ethers to protect privacy; contact me to update a logo