vimscript: add time-ms for perf/timing.
vimscript: add time-ms for perf/timing.

TODO: unfortunately, this relies on external data command (probably
UNIX only). However, this won't break the implementation on other
platforms, it just means the time-ms command won't work there.

martinlschumann/mal,tompko/mal,0gajun/mal,sleep/mal,SawyerHood/mal,SawyerHood/mal,h3rald/mal,nlfiedler/mal,SawyerHood/mal,SawyerHood/mal,foresterre/mal,0gajun/mal,nlfiedler/mal,joncol/mal,jwalsh/mal,h3rald/mal,0gajun/mal,profan/mal,sleexyz/mal,alantsev/mal,h3rald/mal,profan/mal,DomBlack/mal,alantsev/mal,DomBlack/mal,jwalsh/mal,mpwillson/mal,tompko/mal,martinlschumann/mal,mpwillson/mal,sleexyz/mal,hterkelsen/mal,foresterre/mal,h3rald/mal,nlfiedler/mal,profan/mal,martinlschumann/mal,sleep/mal,alantsev/mal,hterkelsen/mal,h3rald/mal,alantsev/mal,mpwillson/mal,jwalsh/mal,jwalsh/mal,SawyerHood/mal,hterkelsen/mal,joncol/mal,SawyerHood/mal,0gajun/mal,hterkelsen/mal,hterkelsen/mal,DomBlack/mal,sleep/mal,hterkelsen/mal,nlfiedler/mal,jwalsh/mal,0gajun/mal,sleep/mal,martinlschumann/mal,mpwillson/mal,sleexyz/mal,DomBlack/mal,profan/mal,sleexyz/mal,tompko/mal,alantsev/mal,sleexyz/mal,sleexyz/mal,alantsev/mal,jwalsh/mal,nlfiedler/mal,nlfiedler/mal,sleep/mal,hterkelsen/mal,foresterre/mal,h3rald/mal,mpwillson/mal,DomBlack/mal,DomBlack/mal,hterkelsen/mal,jwalsh/mal,profan/mal,martinlschumann/mal,sleexyz/mal,tompko/mal,sleep/mal,DomBlack/mal,DomBlack/mal,foresterre/mal,martinlschumann/mal,DomBlack/mal,h3rald/mal,DomBlack/mal,hterkelsen/mal,foresterre/mal,hterkelsen/mal,nlfiedler/mal,h3rald/mal,nlfiedler/mal,martinlschumann/mal,alantsev/mal,sleexyz/mal,tompko/mal,foresterre/mal,SawyerHood/mal,DomBlack/mal,SawyerHood/mal,jwalsh/mal,hterkelsen/mal,profan/mal,sleep/mal,foresterre/mal,sleep/mal,h3rald/mal,h3rald/mal,jwalsh/mal,profan/mal,SawyerHood/mal,SawyerHood/mal,0gajun/mal,foresterre/mal,0gajun/mal,jwalsh/mal,joncol/mal,sleep/mal,mpwillson/mal,tompko/mal,h3rald/mal,mpwillson/mal,DomBlack/mal,SawyerHood/mal,martinlschumann/mal,alantsev/mal,tompko/mal,sleep/mal,martinlschumann/mal,nlfiedler/mal,DomBlack/mal,jwalsh/mal,martinlschumann/mal,0gajun/mal,sleexyz/mal,0gajun/mal,DomBlack/mal,DomBlack/mal,foresterre/mal,hterkelsen/mal,SawyerHood/mal,hterkelsen/mal,profan/mal,sleexyz/mal,tompko/mal,0gajun/mal,0gajun/mal,sleexyz/mal,0gajun/mal,nlfiedler/mal,tompko/mal,0gajun/mal,profan/mal,profan/mal,tompko/mal,SawyerHood/mal,nlfiedler/mal,foresterre/mal,jwalsh/mal,foresterre/mal,tompko/mal,DomBlack/mal,tompko/mal,SawyerHood/mal,SawyerHood/mal,h3rald/mal,profan/mal,martinlschumann/mal,nlfiedler/mal,profan/mal,h3rald/mal,h3rald/mal,SawyerHood/mal,sleep/mal,jwalsh/mal,alantsev/mal,hterkelsen/mal,martinlschumann/mal,DomBlack/mal,sleep/mal,jwalsh/mal,mpwillson/mal,foresterre/mal,foresterre/mal,nlfiedler/mal,hterkelsen/mal,DomBlack/mal,h3rald/mal,alantsev/mal,foresterre/mal,hterkelsen/mal,sleexyz/mal,sleep/mal,sleexyz/mal,profan/mal,0gajun/mal,martinlschumann/mal,h3rald/mal,tompko/mal,alantsev/mal,sleexyz/mal,nlfiedler/mal,0gajun/mal,mpwillson/mal,sleep/mal,alantsev/mal,0gajun/mal,alantsev/mal,nlfiedler/mal,sleexyz/mal,sleep/mal,sleexyz/mal,tompko/mal,alantsev/mal,profan/mal,profan/mal,DomBlack/mal,nlfiedler/mal,tompko/mal,0gajun/mal,mpwillson/mal,hterkelsen/mal,mpwillson/mal,profan/mal,alantsev/mal,jwalsh/mal,foresterre/mal,0gajun/mal,tompko/mal,hterkelsen/mal,martinlschumann/mal,tompko/mal,martinlschumann/mal,sleep/mal,0gajun/mal,sleexyz/mal,nlfiedler/mal,jwalsh/mal,mpwillson/mal,profan/mal,martinlschumann/mal,alantsev/mal,0gajun/mal,SawyerHood/mal,alantsev/mal,jwalsh/mal,hterkelsen/mal,foresterre/mal,mpwillson/mal,h3rald/mal,SawyerHood/mal,foresterre/mal,mpwillson/mal,martinlschumann/mal,sleep/mal,DomBlack/mal,DomBlack/mal