Removed some redundant dependencies from travis build

.travis.yml

@@ -1,12 +1,12 @@
 #pretending we're C because otherwise ruby will initialize, even with "language: dm".
-language: c
+language: generic
 sudo: false
 
 env:
-    global:
+  global:
     - BYOND_MAJOR="509"
     - BYOND_MINOR="1315"
-    matrix:
+  matrix:
     - DM_MAPFILE="cyberiad"
     - DM_MAPFILE="metastation"
     - DM_MAPFILE="test_away_missions"
@@ -21,8 +21,6 @@ addons:
       - libc6-i386
       - libgcc1:i386
       - libstdc++6:i386
-      - python
-      - python-pip
 
 install:
   - pip install --user PyYaml -q