Add session support.

Closes #12.
See #499.
See #11.

This adds PyYAML as a new dependency.

It adds the following new commands:

    :session-delete <name>
    Delete a session.

    :session-load <name>
    Load a session.

    :session-save [<name>]
    Save a session.

    :wq [<name>]
    Save open pages and quit.

And the following new settings:

    general -> save-session:
    Whether to always save the open pages.

1 files changed, 1 insertions, 1 deletions

diff --git a/setup.py b/setup.py
index 85ad052bb..b62a75ba2 100755
--- a/setup.py
+++ b/setup.py
@@ -44,7 +44,7 @@ try:
                       ['qutebrowser = qutebrowser.qutebrowser:main']},
         test_suite='qutebrowser.test',
         zip_safe=True,
-        install_requires=['pypeg2', 'jinja2', 'pygments'],
+        install_requires=['pypeg2', 'jinja2', 'pygments', 'PyYAML'],
         **common.setupdata
     )
 finally: