findutils: add bottle.
gdbm: add bottle.
gnu-tar: add bottle.
gnupg: add bottle.
jemalloc: add bottle.
pth: add bottle.
tree: add bottle.
unixodbc: add bottle.
md5sha1sum: add bottle.
Always keep info files
zsh: always build info
remove HOMEBREW_KEEP_INFO from man page
add doctor check for HOMEBREW_KEEP_INFO
zsh: add 5.0.5 bottle.