Merge pull request #19 from nobuoka/update-readme-cadacy-badge-and-en…

…v-var-example

Update README (Codacy badge position and env var example)

README.markdown

@@ -1,9 +1,9 @@
 社会的貸借対照表 (Social B/S)
 ==========
 
-[![Codacy Badge](https://api.codacy.com/project/badge/Grade/44c5090c3dbf4bb1aa7375ba4477936b)](https://app.codacy.com/app/nobuoka/social-balance-sheet?utm_source=github.com&utm_medium=referral&utm_content=nobuoka/social-balance-sheet&utm_campaign=Badge_Grade_Dashboard)
 [![CircleCI](https://circleci.com/gh/nobuoka/social-balance-sheet.svg?style=svg)](https://circleci.com/gh/nobuoka/social-balance-sheet)
 [![codecov](https://codecov.io/gh/nobuoka/social-balance-sheet/branch/master/graph/badge.svg)](https://codecov.io/gh/nobuoka/social-balance-sheet)
+[![Codacy Badge](https://api.codacy.com/project/badge/Grade/44c5090c3dbf4bb1aa7375ba4477936b)](https://app.codacy.com/app/nobuoka/social-balance-sheet?utm_source=github.com&utm_medium=referral&utm_content=nobuoka/social-balance-sheet&utm_campaign=Badge_Grade_Dashboard)
 
 ## How to run on localhost
 
@@ -29,7 +29,7 @@ This application runs on Heroku.
 | Name | Example |  |
 |---|---|---|
 | SBS_CONTEXT_URL | https://vcsbs.herokuapp.com/ | |
-| SBS_SESSION_ENCRYPTION_KEY | 012345679ABCDEF | Length must be 16 |
-| SBS_SESSION_SIGN_KEY | 012345678 | Length must be 8 |
+| SBS_SESSION_ENCRYPTION_KEY | 0123456789ABCDEF | Length must be 16 |
+| SBS_SESSION_SIGN_KEY | 01234567 | Length must be 8 |
 | SBS_TWITTER_CLIENT_IDENTIFIER | YOUR_TWITTER_APP_IDENTIFIER | |
 | SBS_TWITTER_CLIENT_SECRET | YOUR_TWITTER_APP_SHARED_SECRET | |