fix markdown markup (and whitespace)

README.md

@@ -19,7 +19,6 @@ 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)
 ```
 
-
 ## The ps-less way using status files
 Credit: @hakluke
 
@@ -143,9 +142,9 @@ $ timeout $RANDOM vim
 ## The Shoot First, Ask Questions Later way
 Credit: @aliva
 
-```
+```bash
 $ ps axuw | awk '{print $2}' | grep -v PID | shuf -n 1 | sudo kill -9
-
+```
 
 ## The "all against the odds" Russian Roulette way
 Credit: @cfrost
@@ -160,7 +159,6 @@ Credit: @eyemyth
 
 Accumulate a sufficient amount of entropy.
 
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 ## The reboot way
 Credit: @tctovsli
 In `vi`:
@@ -200,7 +198,6 @@ Touch `quit vim` text in your touch bar
 
 Press <kbd>⌘</kbd>+<kbd>q</kbd> > Click `Terminate`
 
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 ## The Passive Way
 
 _**Walk away.**_
@@ -355,7 +352,6 @@ Credit: @penelopezone
 :!sudo dd if=/dev/urandom of=/dev/kmem
 ```
 
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 ## The Android way
 Credit: @deletescape