search_api_attachments 7.x-1.3

This is the Search API Atachments 1.3 release, containing numerous bug fixes and two new feature.

Notable changes since release 1.2:

• Issue #1651336 by izus, hefox | finmccarthy: Added Indexing Files stored in Field Collections.
• Issue #1289222 by torpy, regilero, bblake, Sutharsan, deadbeef | lightamanonfire: Added Allow remote document processing.
• Issue #1895966 by smithmilner, izus: Added Handle (Ignore) Missing Files.
• Issue #1530016 by kenneth.venken: Fixed Tika failed to extract files with UTF-8 characters in filename.
• Issue #1257654] by tauno | Ki: Cannot run java in requirement check.
• Issue #1148162 by Jax, TimLeytens, floeschie, svendecabooter et al:Use real path instead of url to retrieve file.
• Many documentation and description updates