remove pip-upgrade and upgrade gcc

zshrc

@@ -38,8 +38,8 @@ export CARP_DIR=$GH_HOME/Carp/
 export EDITOR=vim
 alias dob="git branch --merged | grep -vE '(\*)|(master)|(dev)' | xargs -n 1 git branch -d"
 alias vi="stty stop '' -ixoff ; stty erase '^?'; vim"
-alias gcc="gcc-7"
-alias g++="g++-7"
+alias gcc="gcc-8"
+alias g++="g++-8"
 alias mk="make"
 alias g="git"
 alias virtualenv2="python2.7 /usr/local/lib/python2.7/site-packages/virtualenv.py"
@@ -174,7 +174,6 @@ save_dotfiles(){
     cp ~/.gitconfig ${DOTPATH}gitconfig
     cp ~/.gitignore ${DOTPATH}gitignore
     cp ~/.inputrc ${DOTPATH}inputrc
-    cp ~/.pip-upgrade ${DOTPATH}pip-upgrade
     cp ~/.pythonrc ${DOTPATH}pythonrc
     cp ~/.valgrindrc ${DOTPATH}valgrindrc
     cp ~/.vimrc ${DOTPATH}vimrc