Fix typo in testing plugin docs

Removed an erroneous `;`
Merge pull request #131 from jgable/patch-1

Fix typo in testing plugin docs
added semver check for cli vs local gulp
cleaned up a leftover for semver check
Merge pull request #134 from stryju/semver-check

added semver check for cli vs local gulp
bump
Throw "new" PluginError
Merge pull request #135 from jedmao/patch-1

Throw "new" PluginError
Fix typo in API docs

Supplement missing `)`
Merge pull request #136 from t93/fix-typo

Fix typo in API docs
A recipe for passing parameters from the command line
Merge pull request #137 from robrich/master

A recipe for passing parameters from the command line
add recipes for specifying a different gulpfile and setting a different base path using plain JS - closes #122
update bin to remove favoritism
#140 Improve error message when running gulp is different from gulp in gulpfile dir
Merge pull request #142 from mikemaccana/master

#140 Improve error message when running gulp is different from gulp in gulpfile dir
update plugin
use through2
use through2
use through2.obj