Rename 'osmocom-bb-trxcon' to 'osmocom-bb-host-master'

At the moment, this Docker image does contain not only trxcon,
but also FakeTRX, virt_phy, and other host applications, so
let's name it properly...

Change-Id: Ieba2411230efdedc13afcd62b8b3a2153fbaf0cb

Makefile

@@ -25,9 +25,9 @@ osmo-msc-master: debian-jessie-build
 osmo-stp-master: debian-jessie-build
 	$(MAKE) -C osmo-stp-master
 
-.PHONY: osmocom-bb-trxcon
-osmocom-bb-trxcon: debian-jessie-build
-	$(MAKE) -C osmocom-bb-trxcon
+.PHONY: osmocom-bb-host-master
+osmocom-bb-host-master: debian-jessie-build
+	$(MAKE) -C osmocom-bb-host-master
 
 .PHONY: osmo-ggsn-master
 osmo-ggsn-master: debian-jessie-build
@@ -38,7 +38,7 @@ ttcn3-bsc-test: debian-stretch-titan osmo-stp-master osmo-bsc-master osmo-bts-ma
 	$(MAKE) -C ttcn3-bsc-test
 
 .PHONY: ttcn3-bts-test
-ttcn3-bts-test: debian-stretch-titan osmo-bsc-master osmo-bts-master osmocom-bb-trxcon ttcn3-bts-test
+ttcn3-bts-test: debian-stretch-titan osmo-bsc-master osmo-bts-master osmocom-bb-host-master ttcn3-bts-test
 	$(MAKE) -C ttcn3-bts-test
 
 .PHONY: ttcn3-msc-test

osmocom-bb-host-master/.release

@@ -0,0 +1,2 @@
+release=0.0.0
+tag=osmocom-bb-host-master-0.0.0

osmocom-bb-trxcon/.release

@@ -1,2 +0,0 @@
-release=0.0.0
-tag=osmocombb-bb-trxcon-0.0.0

ttcn3-bts-test/jenkins.sh

@@ -38,7 +38,7 @@ echo Starting container with fake_trx
 docker run	--rm \
 		--network $NET_NAME --ip 172.18.9.21 \
 		--name ${BUILD_TAG}-fake_trx -d \
-		$REPO_USER/osmocom-bb-trxcon \
+		$REPO_USER/osmocom-bb-host-master \
 		/tmp/osmocom-bb/src/target/trx_toolkit/fake_trx.py -R 172.18.9.20 -r 172.18.9.22
 
 echo Starting container with trxcon
@@ -46,7 +46,7 @@ docker run	--rm \
 		--network $NET_NAME --ip 172.18.9.22 \
 		-v $VOL_BASE_DIR/unix:/data/unix \
 		--name ${BUILD_TAG}-trxcon -d \
-		$REPO_USER/osmocom-bb-trxcon \
+		$REPO_USER/osmocom-bb-host-master \
 		/usr/local/bin/trxcon -i 172.18.9.21 -s /data/unix/osmocom_l2