This is a combination of 4 commits.

This is a combination of 4 commits.
squash again all the commit.

component/bt: Change all the gattc API && bta gattc layer.

component/bt: Debug the code and change the btc_ble_gattc_get_db method.

component/bt: Change the gatt read API interface.

component/bt: Reconstruction the BTA_gattc_cache code.

component/bt: Change back the bluedroid_get_status to marco.

component/bt: Added the serch service res start_handle & end_handle to the result.

component/bt: Change the gattc docs format.

component/bt: Change the docs format.

component/bt: fix the read char value bug.

component/bt: change the gattc_get_attr_count method.

component/bt: Change back the bta_gattc write ccc code.

component/bt: Change the gattc api docs format

component/bt: Change the gattc API docs.

component/bt: Change the prepare write descriptor method to avoid the exection.

Component/bt: modify gatt clinet demo with new API

component/bt: Change the p_src_data->read.p_value to avoid exection.

compoent/bt: Change the bugfix of gattc unreg for the notify.

Modify gattc security demo

component/bt: Change the log error.

Component/bt: modify gattc_multi_connect demo

componnet/bt: Change the bta_gattc_cache sdp include.

component/bt: Change the start_handle & end_handle not from the service.

component/bt: Change the gattc API docs.

component/bt: Change the return issues.

component/bt: Fixed the include service bug.

component/bt: Modify gattc_multi_connect demo , add scan log

component/bt: Fixed the BTA_GATTC_GetIncludeService start handle & end handle error bug.

component/bt: Fix the invalid handle of the get all char issues.

component/bt: Fix the bug with get_db_size_with_type of the start handle & end_handle not correted issue.

component/bt: Fixed the get secondly service num not correct issue.

component/bt: Fixed the last service handle not correted issue.