Changes From 1.0.0 beta To 1.0.0 RC2

Link to container image of zenko.

• Merge pull request #181 from scality/feature/rc2-bump
• chore: bump zenko filer to rc2
• chore: bump backbeat to rc2
• chore: bump cloudserver and s3-data to rc2
• Merge pull request #179 from scality/feature/ZENKO-679-storage-limit
• chore: cloudserver image bump
• ft: add options for storage limits
• Merge pull request #178 from scality/bugfix/ZENKO-652-hide-ci-configuration
• Merge pull request #176 from scality/feature/ZENKO-691-basic-upgrade-procedure
• docs: Add info on upgrading Zenko
• Merge pull request #177 from scality/improvement/zenko-filer-node-port
• ci: remove configuration from user-observable part
• chore: zenko-filer NodePort service
• Merge pull request #175 from scality/chore/ZENKO-651_enable_e2e_linting
• chore(zenko-651): Fix formatting and enable linting for e2e tests
• Merge pull request #174 from scality/feature/ZENKO-596-add-redis-ha-option
• Merge pull request #173 from scality/feature/ZENKO-637-add-proxy-cert-config
• feat: add support for https proxy certificate
• Merge pull request #172 from scality/feature/ZENKO-633-update-redis-ha
• Merge pull request #171 from scality/feature/ZENKO-645/addOrbitManagementConfigurables
• ft: Update redis-ha to latest version
• ft: change README endpoint
• ft: ZENKO-645 add additional orbit managment vars
• feature: add redis ha connectivity to cloudserver