Added faux metadata fields for testing.
Inject full path of bcbio_system file into the config.
Restructure the output project summary file.

Sample information is under samples. The full path
to the bcbio_system file is under bcbio_system.
Add full path to upload directory to project summary.
Added additional items to the project summary YAML file.

Add full path to upload directory and current time.
Merge branch 'master' of github.com:chapmanb/bcbio-nextgen
Provide documentation on third party tools installed in manual installation section. Fixes #217. Include pandas as part of conda installs for future use.