Remove commented commands from CI

.travis.yml

@@ -52,7 +52,6 @@
             - libstdc++-arm-none-eabi-newlib
       env:
         - MATRIX_EVAL="CC=arm-none-eabi-gcc && CXX=arm-none-eabi-g++"
-        #- GCC_URL="https://developer.arm.com/-/media/Files/downloads/gnu-rm/9-2019q4/gcc-arm-none-eabi-9-2019-q4-major-x86_64-linux.tar.bz2?revision=108bd959-44bd-4619-9c19-26187abf5225&la=en&hash=E788CE92E5DFD64B2A8C246BBA91A249CB8E2D2D"
       cache:
         directories:
       git:
@@ -63,14 +62,6 @@
         - eval "${MATRIX_EVAL}"
 
       install:
-        #- pushd .
-        #- cd ~ 
-        #- mkdir arm-gcc-toolchain
-        #- wget -O $HOME/arm-gcc-toolchain/gcc.tar.bz2 $GCC_URL
-        #- cd arm-gcc-toolchain
-        #- tar -jxf gcc.tar.bz2 --strip=1
-        #- popd
-        #- export PATH=$HOME/arm-gcc-toolchain/bin:$PATH      
 
       before_script:
         - arm-none-eabi-gcc --version