Add EC2 key pair management operations

.gitignore

@@ -39,3 +39,4 @@ jspm_packages
 # code coverage
 coverage
 # .coveralls.yml didn't see it in master branch
+.nc.config.js

aws.js

@@ -163,4 +163,4 @@ class AWS {
   }
 }
 
-module.exports = AWS;
+module.exports = AWS;

compute/aws-ec2.js

@@ -8,7 +8,9 @@ class EC2 {
   constructor(aws, options) {
     this._AWS = aws;
     this._apiVersion = options.apiVersion;
-    this._ec2 = new this._AWS.EC2({ apiVersion: this._apiVersion });
+    this._ec2 = new this._AWS.EC2({
+      apiVersion: this._apiVersion
+    });
   }
 
   /**
@@ -187,6 +189,57 @@ class EC2 {
       });
     });
   }
+
+  /**
+   * Describing Your Key Pairs
+   * @Keypairsdetails
+   *  No params needed
+   */
+
+  Keypairsdetails() {
+    return new Promise((resolve, reject) => {
+      this._ec2.describeKeyPairs((err, data) => {
+        if (err) reject(err, err.stack);
+        else {
+          resolve(data);
+        }
+      });
+    });
+  }
+
+  /**
+   * Describing Your Key Pairs
+   * @generatekeypairs
+   * @param {object} params
+   */
+
+  generatekeypairs(params) {
+    return new Promise((resolve, reject) => {
+      this._ec2.createKeyPair(params, (err, data) => {
+        if (err) reject(err, err.stack);
+        else {
+          resolve(data);
+        }
+      });
+    });
+  }
+
+  /**
+   * Describing Your Key Pairs
+   * @removekeypairs
+   * @param {object} params
+   */
+
+  removekeypairs(params) {
+    return new Promise((resolve, reject) => {
+      this._ec2.deleteKeyPair(params, (err, data) => {
+        if (err) reject(err, err.stack);
+        else {
+          resolve(data);
+        }
+      });
+    });
+  }
 }
 
 module.exports = EC2;