- Fixed pandas 0.8 issue
- string constants now defined in reference/names.py
- data structure templates defined in refrence/data_structures.py
Merge remote-tracking branch 'origin/master'
- updated all notebooks
- improved pep8 compliance
- added some doc about notebooks
- replaced hard-coded col names by constants
- updated all notebooks
- improved pep8 compliance
- added some doc about notebooks
- replaced hard-coded col names by constants
Merge branch 'master' of https://github.com/phenaff/pyql
Merge branch 'master' of https://github.com/phenaff/pyql
- improved gitignore
- use standard location for QL libs in ubuntu 12.04
- american_option notebook missing
Merge remote-tracking branch 'origin/master'
- these files were not commit somehow
Swap/Deposit notebook now pulls and plot two curves
Interactive sage notebook: pricing an european option, function of vol and maturity.
work in progress: new signature in date converter
Minor editorial updates
Merge remote-tracking branch 'origin/master'

Conflicts:
	examples/notebooks/SPX_Options.ipynb
change mode to 644
removed property in BS process
make sure the format placeholder is valid for Python 2.6 (thanks @davidia)
another python 2.6 compatibility fix
Merge branch 'master' into fix-setup-py26
- Implemented simulation of models rather than processes, in order to accomodate variants of Bates' model
- simulation support code is now generic (takes StochasticProcess as input)
- exposed process() method on models