- correct dreamview port number
- fix MarkDown syntax
- add doc indexes for Apollo 2.5 quick start

* add documents for map collection

* update document format

* update map collection document

* fix error submission

* modify map collection script

 Your branch is up-to-date with 'upstream/master'.

 Changes to be committed: fix file show error and directory name.
	modified:   docs/howto/arch/apollo1.5_top_study_notes_cn.md
	modified:   docs/howto/modules/apollo1.5_HDmap_study_notes_cn.md

 On branch my_dev
 Your branch is up-to-date with 'origin/my_dev'.

 Changes to be committed: fix file format.
	modified:   docs/howto/arch/apollo1.5_top_study_notes_cn.md

 Changes to be committed:fix file format and directory name bug.
	modified:   docs/howto/arch/apollo1.5_top_study_notes_cn.md
	modified:   docs/howto/modules/apollo1.5_HDmap_study_notes_cn.md

*  Changes to be committed: some docs about apollo arch and modules.

vscode: add the "clean", "unit test" and "code sytle check" tasks in the file: "./vscode/tasks.json" and improve the corresponding help document file: "docs/howto/how_to_build_and_release.md". A small bug is also fixed in the "start_build_docker" function of the file "apollo_docker.sh" when using vscode to pull the docker image from China.   (#3309)

* vscode: add the "clean" and "code sytle check" tasks in the file: "./vscode/tasks.json" and improve the corresponding help document file: "docs/howto/how_to_build_and_release.md". A small bug is also fixed in the "start_build_docker" function of the file "apollo_docker.sh" when using vscode to pull the docker image from China.

* Fix a bug in recover_gcc.sh and perception document

docs: change how_to_build_and_release.md in order to add contents on "build_in_vscode" and apollo_docker.sh: fetch the docker image with different method (#3041)

*  Add the "apollo/dev_build.sh" and "apollo/.vscode/tasks.json" files to build the Apollo project in VSCode.

* replace "dev_build.sh" with "apollo_docker.sh " and "dev_build.sh" is no longer needed.

* apollo_docker.sh: fetch the docker image with different  method.

* docs: add build_in_vscode documents in how_to_build_and_release.md

adding a solution to login loop problem after installing the pre-built apollo kernel.