Fixed bugs:

• Issue #171: Infinite system call error on Windows 10
• Issue #172: Expanding ellipsis template raises an error if variables contains the same pattern variable
• Issue #173: read-sys-random reads doubled size of specified bits
• Issue #174: Build failure on FreeBSD
• Parsing CREATE TABLE statement with multiple constraints on column specification raised an error in (text sql)

New features:

• SRFI-99, ERR5RS records, has been supported.
• SRFI-57, Records, has been supported.
• SRFI-100, define-lambda-object, has been supported.
• SRFI-126, R6RS-based hashtables, has been supported.
• SRFI-128, Comparators (reduced), has been supported.
• SRFI-131, ERR5RS Record Syntax (reduced), has been supported.

Improvements:

• Thread pool of (util concurrent thread-pool) now pushes task best case O(1).
• (net server) is more stable.
• Improved RFC 5322 library (rfc :5322) performance.
• Improved failure case of string-ci related procedures' performance.