change formatting

input examples are now given as

```bash
input $ARG1
```

While outputs use md's '> ' sign as a quote.

chat/wgetpaste.md

@@ -5,17 +5,25 @@ tags: [ "Documentation", "Chat" ]
 
 See available pastebins:
 
-> wgetpaste -S
+```bash
+wgetpaste -S
+```
 
 Upload script.sh to bpaste:
 
-> wgetpaste -s bpaste script.sh
+```bash
+wgetpaste -s bpaste script.sh
+```
 
 Input clipboard to dpaste with the heading "Title"
 
-> wgetpaste -s dpaste -d Title -x
+```bash
+wgetpaste -s dpaste -d Title -x
+```
 
 Paste in the file then load the result to the right-hand clipboard:
 
-> wgetpaste -s dpaste -X
+```bash
+wgetpaste -s dpaste -X
+```