Exclude bundled thrift, install_requires it instead

Correctly package evernote by excluding any bundled thrift modules from
installation and use install_requires to depend on the (PyPI) package
instead. This prevents package/installation conflicts between other
Python packages that depend on thrift.

Merge pull request Evernote#44 from alexchenzl/yinxiang

add Yinxiang Biji support

Merge pull request Evernote#41 from Instapaper/master

Add function to return entire OAuth dictionary

Merge branch 'dev'

updated the version number to 1.24.0

version number

Merge pull request Evernote#13 from evernote/1.23.1

1.23.1

Merge pull request Evernote#9 from ming13/readme-improvements

Improve the readme file with extra formatting