Multi-selection of files and folders

What's Changed

• MOBILEAPPS-1976 by @aman-alfresco in #268
• Mobileapps 1978 by @aman-alfresco in #269
• Mobileapps 1978 by @aman-alfresco in #270
• Mobileapps 1980 by @aman-alfresco in #271
• MOBILEAPPS-1931 by @aman-alfresco in #263
• hide-fab-button by @aman-alfresco in #272
• MOBILEAPPS-1982 by @aman-alfresco in #273
• Mobileapps 2022 by @aman-alfresco in #274
• MOBIELAPPS-1984 by @aman-alfresco in #275
• MOBILEAPPS-1988 by @aman-alfresco in #276
• MOBILEAPPS-1986 by @aman-alfresco in #277
• MOBILEAPPS-2033 by @aman-alfresco in #278
• MOBILEAPPS-1990 by @aman-alfresco in #279
• MOBILEAPPS-2043 by @aman-alfresco in #280
• MOBILEAPPS-2038 by @aman-alfresco in #281
• added localisation by @aman-alfresco in #282

Full Changelog: 1.7.0...1.8.0-M1