playframework/playframework — pull request #3219 by 0x54696D (2014-07-26 15:45:35+00:00)
Title: small typo and readability improvement

Integer Literals
... It is recommended that you use the upper case letter L because the lower case letter l is hard to distinguish from the digit 1.
http://docs.oracle.com/javase/tutorial/java/nutsandbolts/datatypes.html

Review by @cchantep