added issue template

ISSUE_TEMPLATE.md

@@ -0,0 +1,47 @@
+me: Bounty
+about: Bounty
+title: ''
+labels: bounty
+assignees: ''
+
+---
+
+# Bounty
+
+## Scope
+<!-- A list of specific things which should be done to deliver the bounty. These could be seen as requirements to verify/review bounty against -->
+
+-
+-
+-
+
+## Deliverables
+<!-- Artifacts produced as the result of this bounty. Something that could be verified/reviewed. Some examples: updated code, deployment made, blog post published, public event conducted etc -->
+
+-
+-
+
+## Bounty Owner/Gardener
+<!-- The Role who is responsible for the bounty. -->
+<@your github username> as **<Role>**
+
+## Gain for the Role
+<!-- How the completion of this bounty helps to pursue the Role's purpose -->
+
+## Roles
+bounty gardener: <@your git username> / X DAI <!-- likely shouldn't be a % but rather flat -->
+bounty worker: name / share
+bounty reviewer: name / share
+
+## Gardener checklist
+
+- [ ] I have attached one of the `size-` labels to this bounty
+
+<!--
+# Bounty sizes
+XS / 200 DAI / effort ~ 3h
+S / 350 DAI / effort ~5h 
+M / 550 DAI / effort ~8h
+L / 900 DAI / effort ~13h
+XL / 1400 DAI / effort ~21h
+-->