Log message:
www/nsm: Update to 1.23

Changelog picked from https://github.com/nifty-site-manager/nsm/releases:

Nift (aka nsm) v1.23
Release Notes:
    fixed Windows bugs and tidied up with pre/post build/serve scripts and \ 
@script, @scriptoutput, @scriptraw
    fixed indenting inside pre blocks with methods to input from file
    added allowing quoted string variable names with whitespace and open brackets
    improved filenames for temporary files
    added syntax @\n to template language
    added in syntax for Nift comments to template language:
        <@-- .. --@> (raw multi line comment)
        @/* .. @*/ (parsed multi line comment)
        @--- .. @--- (parsed special multi line comment)
        @# (raw single line comment)
        @// (parsed single line comment)
        @!\n (parsed special single line comment)

Nift (aka nsm) v1.22
Release Notes:
    added in scriptExt to config files, better way to do pre/post build/serve scripts
    added command new-script-ext (page-name) scriptExt
    changed/improved how pre/post build/serve scripts are done
    hopefully fixed bugs with @script, @scriptoutput, @scriptraw functions
    added optional parameter string parameter to @script, @scriptoutput, \ 
@scriptraw functions
    updated Nift info commands with additional page information
    added pageinfo syntax @pagecontentext, @pagepageext, @pagescriptext to \ 
template language
    added siteinfo syntax @scriptext to template language
    added in buildThreads to config files
    added command no-build-thrds (no-threads)

Log message:
www/nsm: Update to 1.21

Changelog picked from https://github.com/nifty-site-manager/nsm/releases:

Nift (aka nsm) v1.21
Release Notes:
    removed trailing '/' or '\' from @contentdir and @sitedir output
    fixed bugs with @contentdir, @sitedir, @contentext syntax
    fixed indenting when parsing parameters
    added more error handling with Nift commands new-[cont/page]-ext
    added file input syntax @RawContent, @inputraw, @scriptraw, @systemraw to \ 
template language
    added user input syntax @userin, @userfilein to template language

Log message:
www/nsm: Update to 1.20

Changelog picked from https://github.com/nifty-site-manager/nsm/releases:

Nift (aka nsm) v1.20
Release Notes:
    made template language available with input parameters
    added paginfo syntax @pagename, @pagepath, @contentpath, @templatepath to \ 
template language
    added siteinfo syntax @contentdir, @sitedir, @contentext, @pageext, \ 
@defaulttemplate to template language
    fixed indenting bugs
    fixed os_mtx functionality
    added optional sleepTime parameter for Nift serve command
Nift (aka nsm) v1.19
Release Notes:
    added more error handling
    added string variables
    added rootBranch and siteBranch to config files
    changed/improved/finalised how pre/post build/serve scripts are done
    fixed @script[output] and @System[output/content]
    added pre/post build-[all/updated] script support
Nift (aka nsm) v1.18
Release Notes:
    added FileSystem.[h/cpp] to the project
    added cpDir function to FileSystem.[h/cpp]
    renamed trash to ret_val and handle more errors
    fixed numerous minor bugs
Nift (aka nsm) v1.17
Release Notes:
    changed std::endl to "\n" when writing to file, 20% improvement in \ 
build-all time on some machines, no improvement on others
    changed pages set to pointer in PageBuilder.h, significantly less memory \ 
consumption
    added/improved Nift commands new-template, new-site-dir, new-cont-dir, \ 
new-cont-ext, new-page-ext
    added @systemcontent(sys-call) syntax to template language
    fixed bug with @System, @systemoutput, @script, @scriptoutput syntax
Nift (aka nsm) v1.16
Release Notes:
    improved multithreading
    added @inputhead syntax to the template language
    fixed read_sys_call and read_path
    improved new-page-ext
Nift (aka nsm) v1.15
Release Notes:
    added non-default page extension support
    added @dep syntax to the template language

Log message:
Add www/nsm version 1.15

Nifty Site Manager ("nsm") is a cross-platform framework for managing
and generating websites. Some of its features are:
- it can manage and generate static and dynamic websites.
- it has support for pre/post build/serve scripts to integrate with
  cURL, databases, SASS, Grunt, GraphQL, Python Web Server, Live
  Server/Reload, and more.
- there is multithreading support
- it is language agnostic, you can use any language you want
  (markdown, LATEX, html, xml, css, javascript, php, MySQL, etc)
- it integrates flawlessly with various Javascript and PHP frameworks
- it integrates with Git to clone from and push to various platforms
  including AWS, BitBucket, GitHub, GitLab, Netlify, surge.sh, ZEIT Now, etc
- it has a templating system