Separate test files
Change Guardfile
Preserve multilines for braces
Fix restore_spaces_in_string to be chainable
Change multiline conversion for one line block
Convert block with no args
Convert block args
Merge branch 'blocks'

* blocks:
  Convert block args
  Convert block with no args
  Change multiline conversion for one line block
Revise README
Add CustomTestCase class to format output of assertEqual
Remove unused test setUp
Clean up imports and extend with CustomTestCase
Use assertSentence instead of assertEqual
Fix python version check
Merge branch 'test_improvement'

* test_improvement:
  Fix python version check
  Use assertSentence instead of assertEqual
  Clean up imports and extend with CustomTestCase
  Remove unused test setUp
  Add CustomTestCase class to format output of assertEqual
Tidy up arguments with space
Escape comma in string to avoid unexpected replacement
Move character conversion in string
Tidy up args with blocks
Fix multiline arrange