Update makefile (#1013)

Author: blva

Makefile

@@ -7,7 +7,7 @@ COVERAGE=coverage.out
 
 MCLI_SOURCE_FILES?=./cmd/mongocli
 MCLI_BINARY_NAME=mongocli
-MCLI_VERSION?=$(shell git describe --always --tags)
+MCLI_VERSION?=$(shell git describe --always --tags | cut -d "v" -f 2)
 MCLI_GIT_SHA?=$(shell git rev-parse HEAD)
 MCLI_DESTINATION=./bin/$(MCLI_BINARY_NAME)
 MCLI_INSTALL_PATH="${GOPATH}/bin/$(MCLI_BINARY_NAME)"