upgrade required python

.travis.yml

@@ -1,6 +1,5 @@
 language: python
 python:
-  - "3.4"
   - "3.5"
   - "3.6"
 cache: pip

README.md

@@ -6,7 +6,9 @@ implements the methods described in the paper
 
 > J.-M. List et al. (forthcoming): CLICS 2: An improved database of cross-linguistic colexifications assembling lexical data with the help of cross-linguistic data formats. Linguistic Typology. [DOI: 10.1515/lingty-2018-0010](https://doi.org/10.1515/lingty-2018-0010).
 
-Note: `pyclics` requires python >=3.4
+Note: `pyclics` requires python >=3.5
+
+[![Build Status](https://travis-ci.org/clics/clics2.svg?branch=master)](https://travis-ci.org/clics/clics2)
 
 
 ## Command Line Interface
@@ -52,14 +54,16 @@ $ pip install -e git+https://github.com/lexibank/allenbai.git#egg=lexibank_allen
 
 for the [allenbai dataset](https://github.com/lexibank/allenbai).
 
-The datasets used for the CLICS application at http://clics.clld.org are listed in
+The datasets used in the paper are listed in
 [datasets.txt](datasets.txt) - specifying exact versions - and
 can be installed wholesale via
 
 ```shell
 $ pip install -r datasets.txt
 ```
 
+Note that these datasets are also available from (and archived at) the [CLICS community at ZENODO](https://zenodo.org/communities/clics).
+
 Once installed, all datasets can be loaded into the CLICS sqlite database running
 
 ```shell

setup.py

@@ -11,7 +11,6 @@
         'Intended Audience :: Science/Research',
         'Operating System :: OS Independent',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.4',
         'Programming Language :: Python :: 3.5',
         'Programming Language :: Python :: 3.6',
     ],

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py{34,35,36}
+envlist = py{35,36}
 skip_missing_interpreters = true
 
 [testenv]