Dyalog v20.0 Release Notes (new document)

[xpqz]

Create new set of Release Notes for Dyalog v20.0.

General sections needed:

• xxx
• xxx

Project-specific work needed:

• 00129 Token by token debugging #89
• 00136 Switch PCRE engine to version 10.x (PCRE2) #46
• 00316 Performance improvements in membership and dyadic iota #68
• 00325 Implement better support for generics in .NET bridges #110
• 00328 Build AIX interpreters with openxlC rather than xlC #47
• 00330 Remove Syncfusion from the shipped Dyalog product #48
• 00333 An improved version of ⎕SH #45
• 00338 Native file function to set file attributes #52
• 00341 Remove David Liebtag's Array Editor #53
• 00345 Add monitoring and health check features - phase II #86
• 00346 ⎕NINFO with callbacks #114
• 00348 Fix performance of namespaces with refs only from their children #54
• 00351 64-bit ARM support (Raspberry Pi 4 and AWS Graviton) #102
• 00354 Name setter/getter ("safe execute") #55
• 00357 Implementation of APLAN #105
• 00369 Behind a.k.a. Back-Hook or Reverse-Compose operator #152
• 00370 Removal of 819⌶ #104
• 00371.001 Keyboard layout additions and changes for ⍛ (behind) #154
• 00379 Utility to compose and decompose Unicode Normal Forms #85
• 00380 Enhancements to deprecated feature warnings #50
• 00382 Uniquely named directory creation #69
• 00384 Remove support for J0 C0 component files (T.B.A.)
• 00380 Enhancements to deprecated feature warnings #50