changed the password confirmation form field in the web installer so that it doesn't clobber some env vars, and allowed admin username and email to be set via env var

src/install.js

@@ -370,8 +370,8 @@ function createAdmin(callback) {
 		}
 
 		var results = {
-			username: install.values['admin:username'] || 'admin',
+			username: install.values['admin:username'] || nconf.get('admin:username') || 'admin',
-			email: install.values['admin:email'] || '',
+			email: install.values['admin:email'] || nconf.get('admin:email') || '',
 			password: install.values['admin:password'] || nconf.get('admin:password') || password,
 			'password:confirm': install.values['admin:password:confirm'] || nconf.get('admin:password') || password
 		};

src/views/install/index.tpl

@@ -78,8 +78,8 @@
 				</div>
 				<div class="row input-row">
 					<div class="col-sm-7 col-xs-12 input-field">
-						<label for="admin:password:confirm">Confirm Password</label>
+						<label for="admin:passwordConfirm">Confirm Password</label>
-						<input type="password" class="form-control" name="admin:password:confirm" value="<!-- IF admin:password:confirm -->{admin:password:confirm}<!-- ENDIF admin:password:confirm -->" placeholder="Confirm Password" />
+						<input type="password" class="form-control" name="admin:passwordConfirm" value="<!-- IF admin:passwordConfirm -->{admin:passwordConfirm}<!-- ENDIF admin:passwordConfirm -->" placeholder="Confirm Password" />
 					</div>
 					<div class="col-sm-5 help-text" data-help="Please confirm your password."></div>
 				</div>