Fix tests

* Add virtualenvwrapper script before using its functionalities
* Setup PATH env var to correctly execute install scripts in travis

.travis.yml

@@ -2,5 +2,7 @@ language: python
 python: 2.7
 sudo: required
 dist: xenial
+env:
+- PATH=$TRAVIS_BUILD_DIR/bin:$PATH
 install: (sudo apt-get update || true) && bin/manage-tools -s setup
-script: bin/manage-tools -s test all
+script: manage-tools -s test all

bin/ctf-tools-pip

@@ -35,6 +35,7 @@ fi
 
 if [[ -z "${VIRTUAL_ENV+x}" || "$VIRTUAL_ENV" != "$VE_DIR" ]]; then
     if [[ -n "${VIRTUAL_ENV+x}" ]]; then
+        source ${VIRTUAL_ENV}/bin/activate
         deactivate
     fi
     source "$VE_DIR/bin/activate"