Update viewer example to use plugin outputs
Update lineprofile examples to use returned output
Update plugin class doc example to use output
Update Canny examples
Always interpret provided shapes as int. Add a note on using output_shape for color images.
Add unit test to catch non-integer output shape bug
FEAT: Shared function for safe int casting
Convert name to _safe_as_int, output np.int64, expand Examples
FIX: Remove unnecessary .transpose introduced in PR #984
Merge pull request #1001 from JDWarner/rw_transpose

FIX: Remove unnecessary .transpose introduced in PR #984
failUnless -> assertTrue
Update variable name for RGB line profile
Merge pull request #1002 from JDWarner/asserttrue

Address PendingDeprecationWarnings in watershed tests
Update description of viewer output in docs
Very minor text change
Clarify regionprops output
Merge pull request #1006 from stefanv/doc/regionprop_out

Clarify regionprops output
Merge pull request #1004 from jni/viewer-examples

Viewer examples
Merge pull request #8 from JDWarner/safe_int_casting

Add safe int casting utility function
Use safe_as_int to check provided output shape