Use a recent BioPerl in Travis

.travis.yml

@@ -17,8 +17,7 @@ addons:
     - python3
 
 before_install:
-    - wget https://github.com/bioperl/bioperl-live/archive/bioperl-release-1-2-3.zip
-    - unzip bioperl-release-1-2-3.zip
+    - git clone --branch v1.6.x --depth 1 https://github.com/bioperl/bioperl-live
     - echo -e '#!/bin/bash\n\nperl '`which psql`' "$@"' > psql
     - chmod +x psql
     - export PATH=$PWD:$PATH

scripts/travis_run_tests.sh

@@ -14,7 +14,7 @@
 # limitations under the License.
 
 
-export PERL5LIB=$PWD/bioperl-live-bioperl-release-1-2-3:$PWD/modules
+export PERL5LIB=$PWD/bioperl-live:$PWD/modules
 
     # for the t/10.pipeconfig/longmult.t test
 export EHIVE_TEST_PIPELINE_URLS='mysql://travis@127.0.0.1/ehive_test_pipeline_db pgsql://postgres@127.0.0.1/ehive_test_pipeline_db sqlite:///ehive_test_pipeline_db'