Add initial documentation for DCAE SDK

Change-Id: Ic6b480fe058f87b74a716e2e5eee1b1d1ea9cd64
Issue-ID: DCAEGEN2-1447
Signed-off-by: pwielebs <piotr.wielebski@nokia.com>
diff --git a/docs/sections/apis/SDK.rst b/docs/sections/apis/SDK.rst
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+++ b/docs/sections/apis/SDK.rst
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+========
+DCAE SDK
+========
+
+:Date: 2019-04-29
+
+.. contents::
+    :depth: 3
+..
+
+Overview
+========
+
+DCAE SDK contains utilities and clients which may be used for fetching configuration from CBS, consuming messages from DMaaP, interacting with A&AI, etc. SDK is written in Java.
+
+Introduction
+============
+
+    SDK Maven dependencies (modules).
+
+    .. code-block:: XML
+
+            <properties>
+                <sdk.version>1.1.4</sdk.version>
+            </properties>
+
+            <dependencies>
+                <dependency>
+                <groupId>org.onap.dcaegen2.services.sdk.rest.services</groupId>
+                <artifactId>cbs-client</artifactId>
+                <version>${sdk.version}</version>
+              </dependency>
+
+              <dependency>
+                <groupId>org.onap.dcaegen2.services.sdk.security.crypt</groupId>
+                <artifactId>crypt-password</artifactId>
+                <version>${sdk.version}</version>
+              </dependency>
+
+              <dependency>
+                <groupId>org.onap.dcaegen2.services.sdk</groupId>
+                <artifactId>hvvesclient-producer-api</artifactId>
+                <version>${sdk.version}</version>
+              </dependency>
+
+              <dependency>
+                <groupId>org.onap.dcaegen2.services.sdk</groupId>
+                <artifactId>hvvesclient-producer-impl</artifactId>
+                <version>${sdk.version}</version>
+                <scope>runtime</scope>
+              </dependency>
+              <!-- more to go -->
+
+            </dependencies>
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