git: updated .gitignore
config: print message when config suppressed creating of resource

it is always good to know that creating some resource was suppressed
client: add indicator of emitting

variable emitting will be set to one after client asked for emitting
events
events: core api for simulating events
server-header: change names of functions arguments

there were remains of input-helper (c as compositor)
server: add support for storing events
events: client can ask for emitting events

client will ask for emitting events using SIGUSR1 and socket
consequently