improve project with doc and control
Fix misspelling.
add test to service interpreter
Merge pull request #76 from jucoste/interpreter

New service to get a unique interpreter ipython.
Auto Focus is enabled by default.
It can be disabled in Viewer menu.
Merge pull request #80 from gbaty/autofocus

Auto Focus is enabled by default.
Merge pull request #77 from jucoste/rm_lpy_dependencies_oalab

Remove dependencies to lpy into core and oalab
Project: add items method to return all items for a category
Add meta information for project categories
Use dynamic approach to display project summary
Save project after metadata changes
Rename project properties "category_keys" and "metadata_keys"
Merge pull request #81 from gbaty/dynamic_project_preview

Dynamic project preview
Merge pull request #78 from jucoste/improve_tuto_koch

Improve project tutorial_models (Koch)
Fix error at runing lpy model:
    plantgl search openalea.oalab.plugins.control.ControlWidgetSelectorPlugin that is now at openalea.core.plugin.control.ControlWidgetSelectorPlugin
Merge pull request #82 from jucoste/fix_lpy

Fix error at runing lpy model / plantgl
first test for a genric textual model/data
guess lexer inside controller
first test for a genric textual model/data
guess lexer inside controller
remove duplicated entrypoint