Merge pull request #1 from tomnomnom/patch-1

Adds ps-less way

README.md

@@ -7,3 +7,10 @@ Credit: @tomnomnom
 ```
 :!ps axuw | grep vim | grep -v grep | awk '{print $2}' | xargs kill -n
 ```
+
+## The ps-less way
+Credit: @tomnomnom
+
+```
+:!kill -9 $(find /proc -name "cmdline" 2>/dev/null | while read procfile; do if grep -Pa '^vim\x00' "$procfile" &>/dev/null; then echo $procfile; fi; done | awk -F'/' '{print $3}' | sort -u)
+```