elliptics: use log_file variable instead of plain file for logger
backrunner: switched to pure elliptics proxy implementation
bucket example update
errors: use embedded KeyError data and status for higher-level errors
bucket: fixed ACL extraction
errors: must operate on 'error' interface, not its pointer
etransport: added Get() method
errors: operate on error pointer like described in golang tour
bucket: use named constants for errno codes not numbers like -6 and -2
proxy: added fallback error hadler if path could not be parsed to existing handlers
etransport: parse http request and set ioflags/cflags/trace_id when needed
elliptics: switched read/write functions to use []byte instead of string to avoid unneeded copies
bucket: added bucket/nobucket upload handlers
bucket: added parallel lookup
proxy: added parallel lookup handler, made handler checks more generic
errors: elliptics->go error translator
errors: fixed typo
backrunner: switched to v2.26 logger/node implementation. Write/Lookup methods return json.
proxy: added path format check
proxy: fixed typo