minor ticks work now, haven't test them extensively yet
edited getters and setters
added docstrings
added minor_locator to ScalarFormatterLocator
fixed typo
refactored the code for finding major and minor ticks positions
refactored code for drawing major and minor ticks
changed minor_locator so it doesn't have major ticks anymore, refactored computing ticks code again
cleanup
moved minor_locator to BaseFormatterLocator
added unit tests
fixed minor_locator method
refactored some code for minor and major locators
added _locate_values to scalarformatterlocator as well
removed comment, updated changes.md
Merge pull request #89 from anizami/minor-ticks

Minor ticks