Deal with several holes in the article

[caojiele]

These holes has a total of three places：
1.{spring-boot-docs-current}, there is no jump links.
2.{github-code}[getinvolved], there is no jump links.
3. * Running your code, the lack of punctuation":".

[pivotal-issuemaster]

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[spencergibb]

Those links get properly resolved when the documentation is built. See https://docs.spring.io/spring-boot/docs/2.1.3.RELEASE/reference/htmlsingle/#boot-documentation-about

[pivotal-issuemaster]

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[caojiele]

Those links get properly resolved when the documentation is built. See https://docs.spring.io/spring-boot/docs/2.1.3.RELEASE/reference/htmlsingle/#boot-documentation-about

ok,tks.

[wilkinsona]

Thanks anyway, @caojiele. As you may recall, the missing : has already been taken care of in #16056.

[caojiele]

Thanks anyway, @caojiele. As you may recall, the missing : has already been taken care of in #16056.
OK, thanks for reminding.