More configure time dependencies: mod_cache_disk depends on mod_cache mod_heartbeat depends on mod_watchdog

adjustments of build priorities of modules without special dependencies all -> most: - mod_sed reallyall -> most: - mod_log_debug reallyall -> all: - mod_dav_lock - mod_echo - mod_charset_lite - mod_slotmem_plain - mod_dialup few -> all: - mod_data - mod_reflector - mod_asis most -> all: - mod_heartbeat - mod_heartmonitor - mod_watchdog most -> reallyall: - mod_imagemap - mod_cern_meta - mod_ident See thread at http://mail-archives.apache.org/mod_mbox/httpd-dev/201107.mbox/%3C201107052321.56063.sf@sfritsch.de%3E

OS/2: Fix building of more modules that depend on symbols from other modules. Affected modules are: mod_heartbeat, mod_session_cookie, mod_session_crypto, mod_session_dbd and mod_disk_cache.

Reorder so and watchdog to configure before cluster modules