Updates to 2.6 Service docs
Put command desc in quotes
Merge branch 'develop' of github.com:caskdata/cdap into feature/services-2.6-docs
Address comments and add note on param types
Fix get service endpoints CLI
Removed python compiled file.
Corrected spelling, reversed order in example, added "Spark Programs".
Corrected link to lifecycle, and corrected usage of "lifecycle" (should be one word).
Corrected case of parameter in definition.
Merge pull request #637 from caskdata/feature/services-2.6-docs

Updates to 2.6 Service docs