Fix the whitespace stripper with new sandbox APIs.
Default to the active session when none specified.
Minor simplification.

This is equivalent.
Pre-emptively pass more info to the sandbox modules.
Merge pull request #146 from robru/patch-5

Minor simplification.
Expose preferences to extensions as well.
Merge pull request #143 from robru/fix_whitespace_stripping_issues

Fix the whitespace stripper with new sandbox APIs. Fixes #142
Fix snippets breaking when using whitespace stripping.
Merge pull request #145 from robru/make_path_optional

Default to the active session when none specified.
Continuous completion tweak
Merge branch 'master' of github.com:zedapp/zed
0.10 changelog
Merge branch 'master' into expanded_extension_info
Make it possible for extensions to request certain insertables.
First pass at simplifying the stripper.
Simplify the stripper with two more insertables.
Break Stripper.stripTrailing into two logical functions.
Call the final callback in all cases.
Use `this` instead of `session`.
I guess this is The JavaScript Way.