Added release procedure (#107)

* Added release procedure

* Improvements according to comments

* Improvements according to comments from Hendrik

README.md

@@ -58,6 +58,9 @@ If you like to go deep down in the basics, keyvi is inspired by the following 2
 
   * Sparse Array (See Storing a Sparse Table, Robert E. Tarjan et al. http://infolab.stanford.edu/pub/cstr/reports/cs/tr/78/683/CS-TR-78-683.pdf)
   * Incremental, which means minimization is done on the fly (See Incremental Construction of Minimal Acyclic Finite-State Automata, J. Daciuk et al.: http://www.mitpressjournals.org/doi/pdf/10.1162/089120100561601)
+
+## Release procedure
+  * [How to make a release](doc/Release_Process.md)
 
 ## Licence and 3rdparty dependencies
 

doc/RELEASE_PROCESS.md

@@ -0,0 +1,27 @@
+# How to make a keyvi release (e.g., vX.Y.Z)
+
+## Create a release branch
+Create a release branch called `release-X.Y.Z`
+
+## On the `release-X.Y.Z` branch
+
+### Update the `setup.py` file
+ - Update the flag `IS_RELEASED` to `True`
+ - Commit to `release-X.Y.Z` and push it to https://github.com/KeyviDev/keyvi/
+ - Wait for travis to build all targets
+
+### Create tag 
+ - Draft a new release tagged vX.Y.Z with `release-X.Y.Z` as the target branch
+ - Add the release notes in the description with references to PRs
+ - Publish release
+
+## On the `master` branch
+
+### Update the `setup.py` file
+ - Update to the next release version 
+```
+VERSION_MAJOR = X
+VERSION_MINOR = Y
+VERSION_PATCH = Z + 1
+VERSION_DEV = 0
+```