Remove R clustering

.travis.yml

@@ -31,7 +31,6 @@ matrix:
 addons:
     apt:
         packages:
-            - r-base
             - ghc
             - cabal-install
 
@@ -66,7 +65,6 @@ script:
     - if [[ $SETUP == 'test' ]]; then nosetests -v pbxplore/tests; fi
     - if [[ $SETUP == 'test' ]]; then yes | ./run_demo1_assignation.sh; fi
     - if [[ $SETUP == 'test' ]]; then yes | ./run_demo2_statistics.sh; fi
-    - if [[ $SETUP == 'test' ]]; then yes | ./run_demo2_clusters.sh; fi
     - if [[ $SETUP == 'doc' ]]; then cd doc; sphinx-build -W -b html source build/html; fi
 
 #after_success:

CHANGELOG

@@ -2,6 +2,7 @@ Dev
 - add some unit tests
 - add a function test() within the root path of PBxplore
 - add a Release file
+- remove clustering parts from master and put it in a branch
 
 1.3.1
 - remove pbxplore import from setup.py and add version number

pbxplore/analysis/__init__.py

@@ -28,13 +28,6 @@
 
 .. autofunction:: generate_weblogo
 
-Cluster protein block sequences
--------------------------------
-
-.. autofunction: distance_matrix
-
-.. autofunction: hclust
-
 Utils
 -----
 
@@ -45,7 +38,6 @@
 .. autofunction:: compute_score_by_position
 """
 
-from .clustering import hclust, distance_matrix, RError
 from .compare import compare
 from .count import count_matrix, read_occurence_file
 from .neq import compute_neq