docs: Use "(optional)" instead of "__optional__"
authorCheng Zhao <zcbenz@gmail.com>
Fri, 18 Dec 2015 03:07:32 +0000 (11:07 +0800)
committerCheng Zhao <zcbenz@gmail.com>
Fri, 18 Dec 2015 03:12:48 +0000 (11:12 +0800)
commitd5168f09d6e0df0604ce2056ad5a1b0c1b4a33cc
treee7c0efe5110529ba9da2f4bd9b3d51ac57263733
parentd7946b9c417a059b68c7a893201b49276e9e7811
docs: Use "(optional)" instead of "__optional__"
docs/api/session.md