patch 8.1.1729: heredoc with trim not properly handled in function

Problem:    Heredoc with trim not properly handled in function.
Solution:   Allow for missing indent. (FUJIWARA Takuya, closes vim#4713)

patch 8.1.1728: wrong place for command line history viminfo support

Problem:    Wrong place for command line history viminfo support.
Solution:   Move it to viminfo.c.

patch 8.1.1727: code for viminfo support is spread out

Problem:    Code for viminfo support is spread out.
Solution:   Move to code to viminfo.c. (Yegappan Lakshmanan, closes vim#4686)

patch 8.1.1726: the eval.txt help file is too big

Problem:    The eval.txt help file is too big.
Solution:   Split off testing support to testing.txt.  Move function details
            to where the functionality is explained.

patch 8.1.1725: MS-Windows: E325 message may use incorrect date format

Problem:    MS-Windows: E325 message may use incorrect date format.
Solution:   Convert strftime() result to 'encoding'.  Also make the message
            translatable. (Ken Takata, closes vim#4685, closes vim#4681)

patch 8.1.1724: too much overhead checking for CTRL-C while processin…

…g text

Problem:    Too much overhead checking for CTRL-C while processing text.
Solution:   Increase BREAKCHECK_SKIP.  Remove the difference for when built
            with the GUI. (suggested by Andy Massimino, closes vim#4708)

patch 8.1.1723: heredoc assignment has no room for new features

Problem:    Heredoc assignment has no room for new features. (FUJIWARA Takuya)
Solution:   Require the marker does not start with a lower case character.
            (closes vim#4705)

patch 8.1.1722: error when scriptversion is 2 a making a dictionary a…

…ccess

Problem:    Error when scriptversion is 2 a making a dictionary access.
Solution:   Parse the subscript even when not evaluating the sub-expression.
            (closes vim#4704)

patch 8.1.1721: build failure with normal features without netbeans i…

…nterface

Problem:    Build failure with normal features without netbeans interface.
Solution:   Enable signs when using the text properties feature.

patch 8.1.1720: crash with very long %[] pattern

Problem:    Crash with very long %[] pattern. (Reza Mirzazade farkhani)
Solution:   Check for reg_toolong. (closes vim#4703)