added requirements and installation process to the README file and ro…

…ckspec for master branch

README.md

@@ -2,9 +2,7 @@ tnt-kafka
 =========
 Full featured high performance kafka library for Tarantool based on [librdkafka](https://github.com/edenhill/librdkafka). 
 
-Can produce more then 80k messages per second and consume more then 130k messages per second.
-
-Library was tested with librdkafka v0.11.5
+Can produce more then 150k messages per second and consume more then 140k messages per second.
 
 # Features
 * Kafka producer and consumer implementations.
@@ -13,6 +11,20 @@ Library was tested with librdkafka v0.11.5
 some libraries throws lua native `error` while others throws `box.error` instead. `tnt-kafka` returns 
 non critical errors as strings which allows you to decide how to handle it.
 
+# Requirements 
+* Tarantool >= 1.10.2
+* Tarantool development headers 
+* librdkafka >= 0.11.5
+* librdkafka development headers
+* make
+* cmake
+* gcc 
+
+# Installation
+```bash
+    tarantoolctl rocks install https://raw.githubusercontent.com/tarantool/tnt-kafka/master/rockspecs/tnt-kafka-scm-1.rockspec
+```
+
 # Examples
 
 ## Consumer

rockspecs/tnt-kafka-scm-1.rockspec

@@ -0,0 +1,31 @@
+package = "tnt-kafka"
+version = "scm-1"
+source = {
+    url = "git://github.com/tarantool/tnt-kafka.git",
+    branch = 'master',
+}
+description = {
+    summary = "Kafka library for Tarantool",
+    homepage = "https://github.com/tarantool/tnt-kafka",
+    license = "Apache",
+}
+dependencies = {
+    "lua >= 5.1" -- actually tarantool > 1.6
+}
+external_dependencies = {
+    TARANTOOL = {
+        header = 'tarantool/module.h'
+    },
+    RDKAFKA = {
+        header = 'librdkafka/rdkafka.h'
+    }
+}
+build = {
+    type = 'cmake';
+    variables = {
+        CMAKE_BUILD_TYPE="RelWithDebInfo",
+        TARANTOOL_DIR="$(TARANTOOL_DIR)",
+        TARANTOOL_INSTALL_LIBDIR="$(LIBDIR)",
+        TARANTOOL_INSTALL_LUADIR="$(LUADIR)"
+    }
+}