Provide an Airline user guide

[rvesse]

Currently Airline is fairly esoteric with no real user guide to teach people how to use the library

We should use GitHub pages and Jekyll to start putting together such a user guide

Content to create:

• [x] Core Annotations
  • [x] @Cli
  • [x] @Command
  • [x] @Groups and @Group
  • [x] @Parser and @Alias
    • [x] New force built in feature
    • [x] resource locators for user aliases
  • [x] @Option
  • [x] @Arguments
• [x] Restrictions
  • [x] Range Restriction Annotations
  • [x] @Partials
  • [x] Global Restriction
  • [x] Custom restrictions
  • [x] Annotations from #73
    • [x] @PortRange and @PortRanges
    • [x] @StartsWith
    • [x] @EndsWith
    • [x] @File and @Directory
    • [x] @Positive and @Negative
    • [x] @LengthRange and @ExactLength
• [x] Help System
  • [x] Custom help sections
  • [x] Hints
  • [x] Formats
  • [x] Bash Completion
• [x] Error Handling
• [x] Parser
  • [x] Various new features introduced to @Parser
  • [x] Option Parsing
  • [x] User Defined Aliases
  • [x] Resource Locators
    • [ ] Custom Resource Locators
• [ ] Unit Testing
• [x] Maven Plugin
  • [x] validate goal
  • [x] generate goal
• [ ] Fluent API
  • [ ] CliBuilder
  • [ ] ParserBuilder

[rvesse]

Early stub is up at http://rvesse.github.io/airline/ though it is a long ways off of being complete

[rvesse]

Lots more progress on this today though still lots to document

[rvesse]

Several recent commits have made some more progress on this