Cleanup the retired repo

This repo is not properly retired. Retired repos can only have two files:
- README.rst
- gitreview

To cleanup the retirement of this repo, keeping these two files only and
removing the other remaining files if there is any.
Detail: https://etherpad.opendev.org/p/tc-retirement-cleanup

Change-Id: I49b27546132efb16f00ee0b42dd83111b2952183

.gitignore

@@ -1,12 +0,0 @@
-bin
-.idea
-.coverage
-.testrepository
-.stestr
-.tox
-*.sw[nop]
-.idea
-*.pyc
-.unit-state.db
-func-results.json
-.pydevproject