Add TODO file to os-testr

This commit adds a TODO file to the project to indicate both short and
long term work items for the project.

Change-Id: I90c19330eb5d8216a88f40411ed883e6f64c750d

TODO.rst

@@ -0,0 +1,17 @@
+Work Items for os-testr
+=======================
+
+Short Term
+----------
+ * Expose all subunit-trace options through ostestr
+ * Add --html option to ostestr to run testr with subunit2html output
+ * Add unit tests
+   * For ostestr test selection api
+   * Response code validation on more argument permutations
+Long Term
+---------
+ * Lock down test selection CLI
+   * When this is done it will become release 1.0.0
+ * Add subunit-trace functional tests
+   ** Sample subunit streams and test output from subunit-trace
+ * Add testing for subunit2html

doc/source/index.rst

@@ -15,6 +15,7 @@ Contents:
    installation
    usage
    contributing
+   todo
 
 Indices and tables
 ==================

doc/source/todo.rst

@@ -0,0 +1 @@
+.. include:: ../../TODO.rst