Release FsCrawler version 2.9

Release FsCrawler version 2.8

Release FsCrawler version 2.7

prepare release fscrawler-2.6

(cherry picked from commit 0f7a0e2)

Release version 2.5

Release FsCrawler version 2.4

Release FsCrawler version 2.3

Release FsCrawler version 2.2

Release FsCrawler version 2.1

Release FsCrawler version $RELEASE_VERSION