Merge pull request asagage#8 from IrmantasM/best-practices/fix-README-after-lint

Linted README + removed unnecessary comment from script

Author: asagage

README.md

@@ -11,20 +11,23 @@ The ARN should be the ARN of your MFA device as specified in the AWS console.
 
 The MFA code is the code your MFA device gives you.
 
-# Installation
+## Installation
+
  1. Extract the files to your home directory `~/`
  2. Add `source ./alias.sh` to your `~/.bashrc`
  3. Copy `SAMPLE-mfa.cfg` to `~/mfa.cfg` 
- 4. Add a profile name and MFA ARN for each aws cli profile you wish to use. The key should be the profile name and the value should be the ARN of the MFA to use for that profile. 
- 
-# Running the script
+ 4. Add a profile name and MFA ARN for each aws cli profile you wish to use. The key should be the profile name and the value should be the ARN of the MFA to use for that profile.
+
+## Running the script
+
 At a command prompt run the following command.
 
-```
+```bash
 mfa <mfacode> <optional-aws-profile>
 ```
- 
-## Alias Note:
+
+### Alias Note
+
 Scripts run in a subprocess of the calling shell.  This means that 
 if you attempt to set the env vars in the script, they will only persist
 inside that subprocess.  The `alias.sh` script sets an alias function to source the env vars into your main shell whenever you 

alias.sh

@@ -1,8 +1,7 @@
 #!/bin/bash
 setToken() {
-    #do things with parameters like $1 such as
     ~/mfa.sh $1 $2
     source ~/.token_file
     echo "Your creds have been set in your env."
 }
-alias mfa=setToken
+alias mfa=setToken