Update gops snippets to match the new output (#50)

* update README snippets to reflect the new output

Updated the sample output in the README to match the
properly tabulated output when actually running the program.

README.md

@@ -5,17 +5,17 @@
 
 gops is a command to list and diagnose Go processes currently running on your system.
 
-```
+```sh
 $ gops
-983     uplink-soecks	(/usr/local/bin/uplink-soecks)
-52697   gops	(/Users/jbd/bin/gops)
-4132*   foops (/Users/jbd/bin/foops)
-51130   gocode	(/Users/jbd/bin/gocode)
+983   980    uplink-soecks go1.9 (/usr/local/bin/uplink-soecks)
+52697 52695  gops          go1.9 (/Users/jbd/bin/gops)
+4132  4130   foops*        go1.9 (/Users/jbd/bin/foops)
+51130 51128  gocode        go1.9 (/Users/jbd/bin/gocode)
 ```
 
 ## Installation
 
-```
+```sh
 $ go get -u github.com/google/gops
 ```
 
@@ -60,12 +60,19 @@ To print all go processes, run `gops` without arguments:
 
 ```sh
 $ gops
-983     uplink-soecks	(/usr/local/bin/uplink-soecks)
-52697   gops	(/Users/jbd/bin/gops)
-4132*   foops (/Users/jbd/bin/foops)
-51130   gocode	(/Users/jbd/bin/gocode)
+983   980    uplink-soecks go1.9 (/usr/local/bin/uplink-soecks)
+52697 52695  gops          go1.9 (/Users/jbd/bin/gops)
+4132  4130   foops*        go1.9 (/Users/jbd/bin/foops)
+51130 51128  gocode        go1.9 (/Users/jbd/bin/gocode)
 ```
 
+The output displays:
+* PID
+* PPID
+* name of the program
+* Go version used to build the program,
+* Location of the associated program
+
 Note that processes running the agent are marked with `*` next to the PID (e.g. `4132*`).
 
 #### $ gops stack (\<pid\>|\<addr\>)