Procstat build: support compilation in lbv2 build system.

1. Use specific container for compiling Procstat without being depend on
   dockerize.
2. Add lbv2 for lbyaml v2 support.

This change coexist with current build system (dockerize and lb-build)

Signed-off-by: Maor Vanmak <maor@lightbitslabs.com>

Author: maor-lb

Makefile.container

@@ -0,0 +1,19 @@
+include $(WORKSPACE_TOP)/common/Makefile.env
+
+all: build
+
+LBGO_CONTAINER_VERSION = $(shell component-tool version --repo=lb_containers --type=$(BUILD_TYPE) lbcpp)
+
+build:
+	run_in_container -i lbcpp:${LBGO_CONTAINER_VERSION} -- ${MAKE} -f Makefile.lb $@
+
+install:
+	run_in_container -i lbcpp:latest -- ${MAKE} -f Makefile.lb $@
+
+checkin:
+	run_in_container -i lbcpp:latest -- ${MAKE} -f Makefile.lb $@
+
+clean:
+	run_in_container -i lbcpp:latest -- ${MAKE} -f Makefile.lb $@
+
+.PHONY: clean checkin build

lbv2.yaml

@@ -0,0 +1,8 @@
+procstat:
+  procstat:
+    build:
+      - make -f Makefile.container all
+    install:
+      - make -f Makefile.container install
+    deps:
+    - file://src