Switched CLI to Cement and improved error handling + logging faciliti…

…es (fixes #216 and fixes #219) (#289)

* Ported CLI to cement (#218)

* added super minimal cement-based CLI

* added basic bug list command to cement CLI

* added -q option to bug list command

* updated force parameter to True for bug download

* added upload and download commands to bug CLI

* updated BugManager to set force to True

* added uninstall command to cement CLI

* added bug coverage method to cement CLI

* added bug validate command to cement CLI

* added commented-out code for --installed and --uninstalled flags to bug list command

* added basic source group to cement CLI

* added source add command to cement CLI

* added source update command to cement CLI

* added __delitem__ to source manager

* added source remove command to cement CLI

* ported tool commands to cement CLI

* ported container commands to cement CLI

* finished porting existing CLI to cement

* fixed logging bugs and tweaked CLI to exit with code 1 on failure

* refactored cli/__init__.py

* updated changelog

* code style violation

* updated base controller

* updated bug controller

* updated container controller

* updated source controller

* updated tool controller

* updated app module

* fixed source controller

* removed manybugs test

* removed test_manybugs from .travis.yml

* added better error handling to CLI

* added logging to file and prettier error formatting

* tidied up error reporting

* updated logger to use mode w

* ensure log directory exists

* write logs to .bugzoo/logs

* updated changelog

* removed date from CHANGELOG

* updated bug controller to throw BugNotFound errors

* added ToolNotFound exception

* updated container controller to throw better errors

* updated source controller to raise SourceNotFoundWithName

* updated tool controller to throw ToolNotFound exceptions

* renamed bug uninstall to bug remove

* renamed tool uninstall to tool remove

* updated change log

.travis.yml

@@ -17,7 +17,6 @@ script:
 - bugzoo tool list
 - bugzoo source list
 - bugzoo bug list
-- python3 test/test_manybugs.py
 - mypy bugzoo --ignore-missing-imports
 before_deploy:
 - "(cd docs && make html && cd _build/html && touch .nojekyll)"

CHANGELOG.md

@@ -1,8 +1,20 @@
-## 2.1.20 (2018-10-25)
+## 2.1.20 (XXXX-XX-XX)
 
 ### Features
 
 * Added `write` method to client-side and server-side file manager.
+* Individual log files for each CLI session are now saved to `.bugzoo/logs`.
+* Added better error reporting to CLI, which now reports the location of the
+  relevant log file to the user.
+
+
+### Changes
+
+* Switched implementation of command-line interface from `argparse` to
+  `cement`.
+* Replaced `bug uninstall` command with `bug rm` and `bug remove` commands.
+* Replaced `tool uninstall` command with `tool rm` and `tool remove`
+  commands.
 
 
 ### Bug Fixes