Add section in README explaining subdirectory detection in projects
Diff
1diff --git a/README.md b/README.md
2index 1e8ce7abd697e99c154d90be1c9b34557093ba2c..8a294e197d511272762480dac981918122a7a972 100644
3--- a/README.md
4+++ b/README.md
5@@ -88,6 +88,19 @@ $
6 Otherwise, `deactivate` will simply be called on the virtualenv to switch back to the global
7 python environment.
8 9+Autoswitching is smart enough to detect that you have traversed to a project subdirectory. So your
10+virtualenv will not be deactivated if you enter a subdirectory.
11+
12+```
13+$ cd my-python-project
14+Switching virtualenv: my-python-project [Python 3.4.3+]
15+$ cd src
16+$ # Notice how this has not deactivated the project virtualenv
17+$ cd ../..
18+Switching virtualenv: mydefaultenv [Python 3.4.3+]
19+$ # exited the project parent folder, so the virtualenv is now deactivated
20+```
21+
22 You can remove the virtual environment for a directory you are currently in using the `rmvenv`
23 helper function:
24 ```