fix for 'Option to run phantom without weak'
Change setting to weak from dnodeOpts. this is far more elegant
added .title() method, similar to .url
clearing up #55
bumping version with clarified readm
style fixes
Release 1.3.3
Merge remote-tracking branch 'upstream/master'
Added .authentication(user,password)
Added .visible(selector)
added .exists()
Merge pull request #67 from johntitus/ex

Add .exists() method
Merge branch 'johntitus-vis'
merging
Merge pull request #65 from johntitus/auth

Add .authentication(user,password)
Release 1.4.0
add `html(selector, parent, callback)`

Signed-off-by: TZ <atian25@qq.com>