Add support for rbenv and ruby perf fix

zsh/aliases

@@ -29,6 +29,7 @@ alias beg='bundle exec guard'
 alias bu='bundle update'
 alias cls=clear
 alias code='cd ~/code'
+alias cpr='cp -r'
 alias d='cd ~/.dotfiles'
 alias dr='cd ~/Dropbox'
 alias duh='du -csh'
@@ -40,6 +41,7 @@ alias irb='irb --readline -r irb/completion'
 alias patch='git format-patch HEAD^ --stdout > patch.diff'
 alias reguard='killall -9 ruby ; guard'
 alias r='rails'
+alias rb='rbenv'
 alias rmr='rm -rf'
 alias rc='rails console'
 alias reload='source ~/.zshrc'
@@ -49,6 +51,7 @@ alias v='vim'
 alias vi='vim'
 alias vimrc='vim ~/.vimrc'
 alias q='quirk'
+alias qe='quirk -e'
 alias qc='quirk -c'
 alias qm='quirk -m'
 alias qq='quirk -t'
@@ -97,7 +100,7 @@ alias grm='git rm'
 alias gsnapshot='git stash save "snapshot: $(date)" && git stash apply "stash@{0}"'
 alias gst='git status'
 alias gs='git stash'
-alias gsa='git stash save'
+alias gss='git stash save'
 alias gsd='git stash drop'
 alias gsl='git stash list'
 alias gsp='git stash pop'