[dice] Add example tests.
[dice] Rewrite dice rolling.

-Do arithmetic locally, instead of using google.
-Don't call random unnecessarily.
-Add compressed view of the dice, for when there are too many to list.
-Limit number of dice to 1000. Fixes #309.
[test_tools] Make the assertion message for regexps more readable.
makefile implementation, not final
Merge pull request #2 from gulbinas/feat-xxx-test

makefile implementation, not final
[tools] Add ExpressionEvaluator class and eval_equation function.
[dice] Add back arithmetic expression functionality.

-Also allows for using many dice expressions in one command, just like before.
Merge branch 'master' of github.com:gulbinas/willie-titanai
test changes to makefile
Merge pull request #3 from gulbinas/feat-test

test changes to makefile
new modules folder
Merge pull request #4 from gulbinas/new-modules-folder-in-project-tree

new modules folder
redeploy module
Merge pull request #5 from gulbinas/redeploy-module

redeploy module
redeploy implementation
Merge pull request #6 from gulbinas/redeploy-module-implementation

redeploy implementation