hg: jigsaw/jake: partially re-enable docs

[jonathan . gibbons]

Changeset: 8858b53b1be8
Author:    jjg
Date:      2016-02-04 11:06 -0800
URL:       http://hg.openjdk.java.net/jigsaw/jake/rev/8858b53b1be8

partially re-enable docs

! make/Javadoc.gmk
! make/Main.gmk