feat(*): add CODEOWNERS file to .github (#91)

Author: jshcrowthe

.github/CODEOWNERS

@@ -0,0 +1,27 @@
+# Lines starting with '#' are comments.
+# Each line is a file pattern followed by one or more owners.
+
+# These owners will be the default owners for everything in the repo.
+*       @jshcrowthe
+
+# Order is important. The last matching pattern has the most precedence.
+# So if a pull request only touches javascript files, only these owners
+# will be requested to review.
+*.js    @jshcrowthe
+
+# You can also use email addresses if you prefer.
+
+# Database Code
+src/database  @mikelehen @jdimond
+tests/database  @mikelehen @jdimond
+
+# Storage Code
+src/storage  @sphippen
+tests/storage  @sphippen
+
+# Messaging Code
+src/messaging  @gauntface
+tests/messaging  @gauntface
+
+# Auth Code
+src/auth.build.js  @bojeil-google