build ivy plugin via sigil vs bnd FELIX-1444
* add resolver dependencies to sigil-defaults
* add ant lib to sigil-repos
* set up sigil and ivy files
* set up ivy/ intermediate build files
* retrieve built ivy plugin jar in top level site target
* tidy up unused targets from build.xml


git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@800457 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/sigil/bldcommon/sigil-repos.properties b/sigil/bldcommon/sigil-repos.properties
index ab5dcfd..a2eb4eb 100644
--- a/sigil/bldcommon/sigil-repos.properties
+++ b/sigil/bldcommon/sigil-repos.properties
@@ -2,7 +2,7 @@
 
 # repository config
 
--repositories:  system, project, bld-common, bld-hack, spring
+-repositories:  system, project, bld-ant, bld-common, bld-hack, spring
 
 system;provider:        system
 system;level:           -1
@@ -13,18 +13,23 @@
 	${..}/common/**/[sigilproject] \
 	${..}/eclipse/**/[sigilproject] \
 
+bld-ant;provider:	filesystem
+bld-ant;level:	1
+bld-ant;recurse:	true
+bld-ant;dir:		${..}/cache/ant/lib
+
 bld-common;provider:	filesystem
-bld-common;level:	1
+bld-common;level:	2
 bld-common;recurse:	true
 bld-common;dir:		${..}/cache/all
 
 bld-hack;provider:	filesystem
-bld-hack;level:		2
+bld-hack;level:		3
 bld-hack;recurse:	true
 bld-hack;dir:		${..}/cache/eclipse2
 
 spring;provider:	obr
-spring;level:		3
+spring;level:		4
 spring;url:             http://sigil.codecauldron.org/spring-external.obr
 spring;index:           ${..}/build/spring-external.obr
 spring;cache:		${..}/build/obr-cache