reformat

Change-Id: I6ae55a0c1b4f57e4c39e9c0e4b89ccc216d1bd0a
more docs

Change-Id: I4e97e8991269abff4a20ae7574ef4b86b799c2ce
unnecessary cast

Change-Id: If48a14f6fd17403738085e6822e0e1cd3e474200
unnecessary cast

Change-Id: Ia455acbc0b72f660da95ee5b5c14840054be4726
use C++11 iteration

Change-Id: Ia401195f9c2fe9c11875118cc233ace2c079e70e
use C++11 iteration

Change-Id: Idf77adce58c6d1025387d40f8d47e32ea256cad6
use C++11 iteration

Change-Id: Ib80ad5bce7c3754d250b1fbcef3fea6c4e1977f1
unnecessary cast

Change-Id: I86317c70180a13e0fd75d859e219837a9c4748f2
use C++11 iteration

Change-Id: I1d0da94d863726b258148355e917b01e6473cbcf
unnecessary cast

Change-Id: I2087dd17a8f892d8087d43cc3ce3760849d8e9ae
use C++11 iteration

Change-Id: I94528ad25eb7fae3a9e7fb7aa6bc721f40d8c187
unnecessary cast

Change-Id: I68f1827cd4a5fb104cafb028805911d63b362ecb
use C++11 iteration

Change-Id: I28b69849c3e69bfbe691e1bf4fd3dfc1dbf8d9bf
unnecessary cast

Change-Id: I9906865219f19041fdd8a89fb49de3f7665085a1
unnecessary cast

Change-Id: I50dc6f95df5c3cd1743be5ec5151b34e8abcf582
unnecessary cast

Change-Id: Ib7a8a75c92e76d179034ec39a597871456b55906
use C++11 iteration

Change-Id: I1c0787d2edece9c96e1b74d849d226166b7af4c0
unnecessary cast

Change-Id: Icacd7a15f2235466a18937f39fb764aa4e5efc4d
unnecessary cast

Change-Id: I1515330c3772a2bff8064ae7586005d882cf84a8
unnecessary cast

Change-Id: If97d646ba3449c98b86ba9c9396a5a9d790bafbd