Merge pull request #6 from majewan/master

Issue #5: added createSitemapIndex
Added npm test command to run tests without global install of expresso
Forcing dates to be parsed as local time instead of UTC so that the unit tests don't fail in my timezone
Fixed bug with not adding hostname to urls that contain the string http:
Fixed domain name insertion to work with https:// urls and only check the begining of the string
Slight simplification to date parsing
tweaking test naming for consistency
Merge pull request #7 from nfriedly/master

Fixed bugs related to timezones of dates and urls with http: somewhere in the path
improved gitignore
0.7.1
improved Makefile
add tagging into deploy-github target in Makefile
Add 'lastmodrealtime' config parm to sitemap

This is an indication that I want lastmod to be generated as a full time string, not just date
Fix typo - copied line break
Merge pull request #8 from 4dd3r/master

Add 'lastmodrealtime' config parameter, to render lastmod as full date & time (w/ timezone)
Update README.md
Update README.md
fixed #3: added method to remove url from sitemap
0.7.2
Update README.md