When mergeOptions was called without a title component, existing component was undesirably removed.
This commit changes how component is removed when mergeOptions is called. It will now be removed if a component is not defined and title is defined in mergeOptions.
Fixes #5628

Break all the PRs :(

iOS and Android code base used different naming conventions - this commit aims to unify naming conventions. I probably missed a few properties here and there so this will be an ongoing effort.

Add support for dot indicator to BottomTabs.

* Fix bottomTabs.currentTabIndex, Closes #5012

* Set currentTabIndex on init

* [V2][iOS] Fix bottomTabs’s animate option

Signed-off-by: wilson <wilson@waveo.com>

* change animated default value to false

Signed-off-by: wilson <wilson@waveo.com>

* fix self.tabBar.hidden value

Signed-off-by: wilson <wilson@waveo.com>

* Fix tests

Signed-off-by: wilson <wilson@waveo.com>

* fix value check

Signed-off-by: wilson <wilson@waveo.com>

* Apply bottomTabs options after children added

* Fix unit tests