Move build system tools to separate directory

Separate tools used internally by build system from utilities that are
part of Open CAS installation package.

Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>

Makefile

@@ -27,16 +27,16 @@ endif
 endif
 
 archives:
-	@utils/pckgen $(PWD) tar zip
+	@tools/pckgen $(PWD) tar zip
 
 rpm:
-	@utils/pckgen $(PWD) rpm --debug
+	@tools/pckgen $(PWD) rpm --debug
 
 srpm:
-	@utils/pckgen $(PWD) srpm --debug
+	@tools/pckgen $(PWD) srpm --debug
 
 deb:
-	@utils/pckgen $(PWD) deb
+	@tools/pckgen $(PWD) deb
 
 dsc:
-	@utils/pckgen $(PWD) dsc
+	@tools/pckgen $(PWD) dsc

configure

@@ -79,7 +79,7 @@ fi
 
 # Run version generator with 'build' flag to
 # indicate that we are in the build process
-(cd utils && ./cas_version_gen build)
+(cd tools && ./cas_version_gen build)
 if [ $? -ne 0 ]; then
 	echo "Error: failed to obtain CAS version" >&2
 	exit 1

tools/pckgen

@@ -515,7 +515,7 @@ DEB_BUILD_DIR="$TEMP_DIR/debuild"
 # Version file location:
 VERSION_FILE="$SOURCES_DIR/.metadata/cas_version"
 # CAS version generator location:
-CAS_VERSION_GEN="$SOURCES_DIR/utils/cas_version_gen"
+CAS_VERSION_GEN="$SOURCES_DIR/tools/cas_version_gen"
 
 check_version