Release 0.3 with Airdrop for Shade Protocol

.github/pull_request_template.md

@@ -0,0 +1,20 @@
+<!-- NOTE: Listed items are examples and should be removed when making a PR -->
+
+# Description
+<!-- Quick description of what this PR achieves -->
+
+<!-- If it tackles any issue use something like - Fixes # (issue) -->
+
+## Notable changes
+
+<!-- List what the notable changes are -->
+
+- Lowered gas price on contract handle
+- Added new contract query
+
+## Next steps
+
+<!-- Following this PR what things need to be done -->
+
+- Documentation should be updated for query
+- More tests to calculate gas price

.gitignore

@@ -22,3 +22,4 @@ contracts/hackatom/hash.txt
 __pycache__/
 compiled
 logs
+Cargo.lock

.gitmodules

@@ -1,3 +1,4 @@
 [submodule "contracts/snip20"]
 	path = contracts/snip20
-	url = [email protected]:enigmampc/snip20-reference-impl.git
+	url = https://github.com/scrtlabs/snip20-reference-impl.git
+  branch = master