* check for encrypted version of file before decrypting, for #706
* improve error messages, verbose output and non-verbose output
* in tests, prefix output from git init with 'git: '
* 'clean' options only remove added files, for #833
* update changelog
* Tempfile and temp directory cleanups
Add comments about mktemp on different platforms
Be more careful about tempfile cleanups
Don't use find to locate files to cleanup
Use shorter SECRETS_EXTENSION and SECRETS_DIR env settings in tests
Set TMPDIR in tests again
Show DESTDIR used when testing git-secret install
Change filename passed to mktemp -t in tests
* Support SECRETS_VERBOSE env var in addition to -v
* don't use --quiet when decrypting in verbose mode
* show output of gpg encryption in verbose mode
* add tests for SECRETS_VERBOSE env var set to 0 and 1
* update changelog, reorder entries.
* add tests for 'cat' and 'hide' with SECRETS_VERBOSE=1
* respect SECRETS_DIR and SECRETS_EXTENSION in tests
* add line regarding fixes to CHANGELOG.md
* test with non-standard SECRETS_EXTENSION
* Add details about init, mention SECRETS_EXTENSION in init page
* update git-secret-init man page
The full list of changes:
1. Added `.docker/` folder with Dockerfiles
2. Now `travis` runs integrational tests inside these containers
3. Now `travis` runs tests with `mac os x`
4. Now there are new ways to autodeploy `deb` and `rpm` packages
5. Fixed some issues
6. Also added `.ci/` folder, where utility scripts for travis are stored
7. Moved `git-hooks` into the separate folder: `utils/hooks/`
8. Added new target to the `Makefile`
9. `.gitignore` is updated to ignore `build/` folder and inner files
