fix for #24, ccnet-init fails with -H
fix for #25, ccnet.conf creation fails when config DIR exists
@sysconfdir@/ccnet as default config DIR
/var/log/seafile as default log DIR
fix configure.ac
add DEFAULT_LOG_DIR -> @localstatedir@/log + seafile
push 'deamon' binaries to /usr/sbin
add default config_dir for each daemon
  * ccnet -> /etc/ccnet/
  * ccnet-cluster -> /etc/ccnet/cluster
  * ccnet-server -> /etc/ccnet/server
add option 't' to ccnet-init
  * enables possibility to create config for different daemons
    -t '' -> @sysconfdir@/ccnet
    -t 'cluster' -> @sysconfdir@/ccnet/cluster
    -t 'server' -> @sysconfdir@/ccnet/server
fix missing ';'
fix ccnet-init 'daemon_type'
add pidfile support to ccnet-daemon
config DIR creation 0750
set seafile default config DIR
option.h.in
merge in origin, fix conflicts