Fix a couple small things in formpost doc string

Change-Id: Idb8d4707180396662493aacbd1f125c4ca43a1ca
Remove duplicate conditional statement

It contains two same conditional statements to check whether the first
argurment is end with '.ring.gz'. The latter one can be covered by 'else'
clause.

Change-Id: I4b67dc330e82e793020bec4b74047062313ae11c
Signed-off-by: Lin Yang <lin.a.yang@intel.com>
Fix trivial typos

Fixes a few typos I have stumbled across recently.

Change-Id: Ib232924f6b23c08578c52a8dd63aaaa8789f9da7
Merge "Fix a couple small things in formpost doc string"
Merge "Fix trivial typos"
Merge "Remove duplicate conditional statement"