Add integration with Allure Report plugin.

Allure Report step will now be available from the `publishers` section.

Change-Id: Idef39206cf05cd6a4949e87da13bf731b624b577

tests/publishers/fixtures/allure-full.xml

@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<project>
+  <publishers>
+    <ru.yandex.qatools.allure.jenkins.AllureReportPublisher plugin="allure-jenkins-plugin">
+      <config>
+        <results>
+          <ru.yandex.qatools.allure.jenkins.config.ResultsConfig>
+            <path>build/allure-results1</path>
+          </ru.yandex.qatools.allure.jenkins.config.ResultsConfig>
+          <ru.yandex.qatools.allure.jenkins.config.ResultsConfig>
+            <path>build/allure-results2</path>
+          </ru.yandex.qatools.allure.jenkins.config.ResultsConfig>
+        </results>
+        <properties>
+          <ru.yandex.qatools.allure.jenkins.config.PropertyConfig>
+            <key>allure.link.issue.pattern</key>
+            <value>http://test.tms/{}</value>
+          </ru.yandex.qatools.allure.jenkins.config.PropertyConfig>
+        </properties>
+        <jdk>openjdk1.8</jdk>
+        <commandline>allure2</commandline>
+        <reportBuildPolicy>UNSTABLE</reportBuildPolicy>
+        <includeProperties>true</includeProperties>
+      </config>
+    </ru.yandex.qatools.allure.jenkins.AllureReportPublisher>
+  </publishers>
+</project>

tests/publishers/fixtures/allure-full.yaml

@@ -0,0 +1,13 @@
+publishers:
+  - allure:
+      results-paths:
+       - path: 'build/allure-results1'
+       - path: 'build/allure-results2'
+      properties:
+       - key: 'allure.link.issue.pattern'
+         value: 'http://test.tms/{}'
+      jdk: openjdk1.8
+      commandline: allure2
+      report-build-policy: UNSTABLE
+      include-properties: true
+

tests/publishers/fixtures/allure-minimal.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<project>
+  <publishers>
+    <ru.yandex.qatools.allure.jenkins.AllureReportPublisher plugin="allure-jenkins-plugin">
+      <config>
+        <results>
+          <ru.yandex.qatools.allure.jenkins.config.ResultsConfig>
+            <path>build/allure-results</path>
+          </ru.yandex.qatools.allure.jenkins.config.ResultsConfig>
+        </results>
+        <properties class="empty-list"/>
+        <jdk/>
+        <commandline/>
+        <reportBuildPolicy>ALWAYS</reportBuildPolicy>
+        <includeProperties>false</includeProperties>
+      </config>
+    </ru.yandex.qatools.allure.jenkins.AllureReportPublisher>
+  </publishers>
+</project>

tests/publishers/fixtures/allure-minimal.yaml

@@ -0,0 +1,4 @@
+publishers:
+  - allure:
+      results-paths:
+       - path: 'build/allure-results'