Arcus Server 1.12.0

2020-03-16 [version 1.12.0]

* [FEATURE] Changed max_element_bytes(4KB=>16KB) and set configurable.
* [FIX]     Added the error handling of retry when an auto scrub fails.
* [INTERNAL] Added CLOG_BTREE_ELEM_DELETE_LOGICAL macro.
* [CLEANUP] Fixed improper type specifiers and wrong response string.
* [CLEANUP] Fixed condition to decrease bucket refcount when scan ends.
* [CLEANUP] Fixed some mistakes on code comments.
* [DOC]     Removed hyphen in chapter titles.
* [DOC]     Removed time option in delete command.