Enable lsof and watch

lsof is useful to look at all open files on the system
watch is useful for monitoring files in proc to see system behavior, eg watch -n1 cat /proc/interrupts

packages/sysutils/busybox/config/busybox.conf

@@ -887,7 +887,7 @@ CONFIG_FEATURE_MIME_CHARSET=""
 # Process Utilities
 #
 CONFIG_IOSTAT=y
-# CONFIG_LSOF is not set
+CONFIG_LSOF=y
 CONFIG_MPSTAT=y
 # CONFIG_NMETER is not set
 CONFIG_PMAP=y
@@ -923,7 +923,7 @@ CONFIG_FEATURE_PS_ADDITIONAL_COLUMNS=y
 CONFIG_RENICE=y
 CONFIG_BB_SYSCTL=y
 CONFIG_FEATURE_SHOW_THREADS=y
-# CONFIG_WATCH is not set
+CONFIG_WATCH=y
 
 #
 # Runit Utilities