Merge pull request #2953 from CyberShadow/focus_wrapping

Add "focus_wrapping" option

diff --cc docs/userguide
Simple merge

diff --cc include/config_directives.h
Simple merge

diff --cc include/data.h
Simple merge

diff --cc parser-specs/config.spec
Simple merge

diff --cc src/config_directives.c
Simple merge

diff --cc src/tree.c
Simple merge

diff --cc testcases/t/201-config-parser.t
Simple merge