Add first draft of development practices section
Wrap lines
Add paragraph for research section
Note sphinx and minor improvement
fix typo
update figure + minor comments
delete old figure
update text with jni comments
Apply recommendations of review round 1
Stefan's comments
First draft of introduction
Merge pull request #4 from ahojnnes/dev-practices

Development practices section
Merge pull request #5 from sciunto/cracks

Research example
Update with reviewer comments
Add intro section noting general uses of scikit-image for researchers.
Also mention multi-dimensional data. Capitalize project names.
Merge pull request #7 from stefanv/introduction/first-draft

First draft of introduction
Revise research usage intro paragraphs based on feedback
Industry examples

I've added two examples to the "industry" section: BT Imaging and
disguise detection.
Updates to industry section based on feedback