Added support for Xero accountancy software.
Update README.md
Merge pull request #69 from budda/master

Added support for Xero accountancy software.
Fixed toggl-button's location for new-teamweek's new design
Merge pull request #70 from herkyl/master

Fixed toggl-button's location for new-teamweek's new design
IDE specific exclusions belong to global .gitignore
Add jslint to npm devDependencies
Fix JSLint errors
Fix button position in Xero
0.3.3
Podio content script refacroring
Unused code removed
Fix apiUrls
0.3.4
Fix toggl.com regexp in checkUrl
0.3.5
Ajax request refactoring
stopTimeEntry request refactoring
fetchUser request refactoring
Save userToken to background localStorage