Remove extra lines

Author: saleyn

.travis.yml

@@ -9,7 +9,6 @@ matrix:
           sources:
             - sourceline: 'ppa:mhier/libboost-latest'
             - sourceline: 'ppa:ubuntu-toolchain-r/test'
-            - deadsnakes # for python3
           packages:
             - gcc-9
             - g++-9
@@ -34,11 +33,8 @@ matrix:
           packages:
             - gcc-9
             - g++-9
-            #- boost-latest
             - boost1.70
             - libaio-dev
-            #- cmake
-            #- cmake-data
             - libxslt1.1
             - python3.7       # Use Python3
             - python3-lxml