Resolve "Functionality to update Terms of Service"

Additionally there was relatively big refactor to remove redundant (copy-pasted) code regarding tabs management.

Closes #466 (closed)

added 19 commits

• cec3be01 - js doc added
• 2693bd3b - admin panel doesn't have project associated with it
• 674f5607 - cutom map shouldn't be oblugatory
• e8771598 - creating tabs moved to gui utils
• b3ffa3e6 - search panel uses GuiUtils tab manager
• 44db3439 - line separators changed to linux
• 1ff23819 - left panel uses gui utils for managing tabs
• 12e85568 - hideTab is implemented in guiUtils
• 1f6d418d - export uses guiUtils tab implementation
• 951b0e80 - AddProjectDialog uses GuiUtils for creating tabs
• aed2dcec - EditProjectDialog creates tabs using GuiUtils
• 67ba332f - EditProjectDialog and EditUserDialog manages tabs via guiUtils
• 53744a73 - EditGenomeDialog manages tabs via guiUtils
• fb836156 - PluginManager extends AbstractGuiElement
• 60dab1f7 - PluginManager uses Guiutils for managing tabs
• 45aea5a8 - configurationAdminPanel separates options into tabs
• 5b2ef9e2 - lost promise is back in the flow
• a177b247 - date of acceptance of terms of use added; when changing terms of use admin can reset the acceptance
• 1fcba07b - "URL of platform Terms of Use file" changed to "URL of platform's Terms of Service"

Compare with previous version

unmarked as a Work In Progress

changed the description

enabled an automatic merge when the pipeline for 1fcba07b succeeds

mentioned in commit 8feedb94

merged