PsySH v0.10.4

New:

• Print exception traces when running --verbose or higher.
• Add an --all option to the doc command for showing inherited docs.
• Include class signatures when using doc on class methods or properties.
• Add graceful handling for invalid return types.
• Add a notice when globally-installed PsySH defers to a local dependency.

Improved:

• Fix doc rendering when docblock description is missing (Thanks @GrahamCampbell!)
• More clear error messages when config files are invalid.
• Fix STDIN input detection when running the cli-server SAPI.
• Remove unhelpful deprecation warning in throw-up command.
• Remove getenv and putenv calls in favor of direct $_SERVER superglobal access.