Update .scrutinizer.yml

.scrutinizer.yml

@@ -5,7 +5,6 @@ build:
     coverage:
       dependencies:
         before:
-          - source /home/scrutinizer/virtualenv/bin/activate
           - pip install --upgrade pip setuptools
       project_setup:
         override:
@@ -21,8 +20,8 @@ build:
     analysis:
       dependencies:
           before:
-            - source /home/scrutinizer/virtualenv/bin/activate
-            - pip config set global.trusted-host "pypi.org files.pythonhosted.org pypi.python.org"
+            - curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
+            - get-pip.py
       project_setup:
         override: 
           - pip install -r requirements.txt