add doc
# Please enter the commit message for your changes. Lines starting
# with '#' will be ignored, and an empty message aborts the commit.
# On branch master
# Changes to be committed:
#   (use "git reset HEAD <file>..." to unstage)
#
#	modified:   LICENSE
#	modified:   README.md
#	modified:   _apemanfile_helper.js
#	new file:   doc/apiguide/Apemanfile.js.html
#	new file:   doc/apiguide/_apemanfile_helper.js.html
#	new file:   doc/apiguide/apemanfile.html
#	new file:   doc/apiguide/img/glyphicons-halflings-white.png
#	new file:   doc/apiguide/img/glyphicons-halflings.png
#	new file:   doc/apiguide/index.html
#	new file:   doc/apiguide/index.js.html
#	new file:   doc/apiguide/index.js_.html
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#	new file:   doc/apiguide/lib.array.html
#	new file:   doc/apiguide/lib.env.html
#	new file:   doc/apiguide/lib.file.html
#	new file:   doc/apiguide/lib.html
#	new file:   doc/apiguide/lib.log.html
#	new file:   doc/apiguide/lib.object.html
#	new file:   doc/apiguide/lib.string.html
#	new file:   doc/apiguide/namespaces.list.html
#	new file:   doc/apiguide/scripts/URI.js
#	new file:   doc/apiguide/scripts/bootstrap-dropdown.js
#	new file:   doc/apiguide/scripts/bootstrap-tab.js
#	new file:   doc/apiguide/scripts/jquery.localScroll.js
#	new file:   doc/apiguide/scripts/jquery.min.js
#	new file:   doc/apiguide/scripts/jquery.scrollTo.js
#	new file:   doc/apiguide/scripts/jquery.sunlight.js
#	new file:   doc/apiguide/scripts/prettify/Apache-License-2.0.txt
#	new file:   doc/apiguide/scripts/prettify/jquery.min.js
#	new file:   doc/apiguide/scripts/prettify/lang-css.js
#	new file:   doc/apiguide/scripts/prettify/prettify.js
#	new file:   doc/apiguide/scripts/sunlight-plugin.doclinks.js
#	new file:   doc/apiguide/scripts/sunlight-plugin.linenumbers.js
#	new file:   doc/apiguide/scripts/sunlight-plugin.menu.js
#	new file:   doc/apiguide/scripts/sunlight.javascript.js
#	new file:   doc/apiguide/scripts/sunlight.js
#	new file:   doc/apiguide/scripts/toc.js
#	new file:   doc/apiguide/styles/darkstrap.css
#	new file:   doc/apiguide/styles/prettify-tomorrow.css
#	new file:   doc/apiguide/styles/site.amelia.css
#	new file:   doc/apiguide/styles/site.cerulean.css
#	new file:   doc/apiguide/styles/site.cosmo.css
#	new file:   doc/apiguide/styles/site.cyborg.css
#	new file:   doc/apiguide/styles/site.darkstrap.css
#	new file:   doc/apiguide/styles/site.flatly.css
#	new file:   doc/apiguide/styles/site.journal.css
#	new file:   doc/apiguide/styles/site.readable.css
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#	new file:   doc/apiguide/styles/site.superhero.css
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#	new file:   doc/apiguide/styles/sunlight.default.css
#	new file:   doc/apiguide/task.html
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#	modified:   lib/array/index.js
#	modified:   lib/env/index.js
#	modified:   lib/file/index.js
#	modified:   lib/index.js
#	modified:   lib/log/index.js
#	modified:   lib/object/index.js
#	modified:   lib/string/index.js
#	modified:   task/index.js
#	modified:   task/worker/_prototype.js
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