The 0.1 release of snapcraft was what it was, very much a 0.1 release. Some changes are backwards-incompatible, but they have all been landed now and we expect to build all of our education efforts on this now.
The team landed the following changes which need to go into wily:
* Better setuptools support:
- Better support python-setuptools (LP: #1481864),
- Used builddir as a base for setup.py overrides (LP: #1498212),
- Fix build (LP: #1494825),
* Plugin fixes:
- Add demo.qml back to the snapcraft.yaml for the QML Demo (LP: #1491301),
- stage package libgudev-1.0-0, which makes the godd snap actually
work (LP: #1498347),
- Wrap setup.py calls to configure the shebang writer (LP: #1486680),
- Update tomcat upstream URL, fixes example again (LP: #1491303),
- Add libgudev-1.0-dev as build-tools for godd example,
Ensure C library configuration tools don't use system
paths (LP: #1496789),
* Snapcraft cli:
- On clean, check the contents of the parts dir only if it
exists. (LP: #1497371)
- Load the config before trying to run (LP: #1498140),
- Notify user why the password is being requested (LP: #1481499),
- Fix numerous issues in snapcraft run (LP: #1486659),
* Snapcraft stage-packages:
- Enable ports for architectures that are not amd64 or
i386 (LP: #1498157),
- Improving stage-package handling (LP: #1497453, LP: #1497582)
- Fetch all packages in a single download run with proper
progress (LP: #1498333),
* Snapcraft wiki queries excessive (LP: #1496381),
* Snapcraft internals:
- Add 'simple' and 'has-leftovers' flags to all integration tests job
units. (LP: #1484596),
- Regex for binary and service names (LP: #1495662),
- Provide a nice error when tabs found in snapcraft.yaml (LP: #1477875),
- Use relative paths for image creation (LP: #1497108),
- Use the python logger (LP: #1476452),
- snapcraft now has less exit points (LP: #1477639),
- Depend and Build-Depend on python3-requests (LP: #1496363),
- Add autopkgtest, reshuffle build-deps accordingly (LP: #1496392),
- Fix "snapcraft run" (LP: #1484720),
* Examples packaged (LP: #1498189).
Leaf package, not present in earlier releases, thus zero risk. Please go ahead.