update doc

Author: xvik

CHANGELOG.md

@@ -1,10 +1,13 @@
+### 2.6.0 (2018-07-22)
 * Update gradle 4.6 -> 4.8.1
 * Update et.researchgate.release 2.6.0 -> 2.7.0
 * Update com.jfrog.bintray 1.8.0 -> 1.8.4
 * Update com.github.ben-manes.versions 0.17.0 -> 0.20.0
 * Update ru.vyarus.java-lib 1.0.5 -> 1.1.2
 * Update ru.vyarus.quality 3.0.0 -> 3.1.1
 
+NOTE: gradle [STABLE_PUBLISHING](https://docs.gradle.org/4.8/userguide/publishing_maven.html#publishing_maven:deferred_configuration) option is enabled by default
+
 ### 2.5.0 (2018-04-02)
 * Update gradle 4.1 -> 4.6
 * Update gradle-quality-plugin 2.3.0 -> 3.0.0