update project version to 0.6.2-SHAPSHOT
KAA-240: Invalidate sandbox and admin SDK caches on change setvices host/ip operation
KAA-240: Minor changes according to pull request review comments
Merge pull request #36 from kaaproject/feature/KAA-240

KAA-240: Invalidate sandbox and admin SDK caches on change services host/ip operation
KAA-239: Improve change_kaa_host script. Add sleep after services startup command to allow the services properly start.
Merge pull request #37 from kaaproject/feature/KAA-239

KAA-239: Improve change_kaa_host script. Add sleep after services startup command to allow the services properly start.
KAA-248: Add smtp socket factory class parameter to admin java mail settings
Merge pull request #38 from kaaproject/feature/KAA-248

KAA-248: Add smtp socket factory class parameter to admin java mail settings
Merge branch 'develop/v0.6.2' into feature/KAA-265