Upgrade to Pynac-0.7.11

[rwst]

In Pynac-0.7.11:

• fix coeff() problem with fraction as argument (Implement extracting symbolic coefficient of rational exponent #19996)
• fix: useries wasn't adapted to long numeric changes
• include last-minute fix from Upgrade to Pynac-0.7.10 #23325
• hold context; see Hold context #10035
• immediate simplification of trig function with argument of form I*x
• immediate simplification of hyperbolic function with argument of form I*x
• (x*y<sup>(m/n)*z)</sup>(r/s) ---> y<sup>t*(x*z)</sup>(r/s), if t integer
• cases function; see implement SymPy Piecewise equivalent #20191
• use Singular for expansion of mul above certain threshold
• improvements with using libtool in configure
• remove unused code

tarball:
https://github.com/pynac/pynac/releases/download/pynac-0.7.11/pynac-0.7.11.tar.bz2

CC: @kiwifb

Component: packages: standard

Author: Ralf Stephan

Branch/Commit: 82dc6b6

Reviewer: François Bissey

Issue created by migration from https://trac.sagemath.org/ticket/23820

[rwst]

comment:1

Doctest failures in manifolds code will make a patch necessary.

[fchapoton]

comment:2

Does this fix #23648 ?

[rwst]

comment:3

Replying to @fchapoton:

Does this fix #23648 ?

No.

[rwst]

Branch: u/rws/upgrade_to_pynac_0_7_11

[rwst]

Author: Ralf Stephan

[rwst]

New commits:

5eda682	23820: pkg version / chksum / remove last-minute patch
1322c37	23820: remove obsolete interface to ncmul
9d96f0b	23820: doctest fixes
badd080	23820: last-minute fix
9de3613	23820: mark unresolvable bug
82dc6b6	23820: make doctest catch different forms of result

[rwst]

Commit: 82dc6b6

[kiwifb]

Description changed:

--- 
+++ 
@@ -11,4 +11,5 @@
 * improvements with using libtool in configure
 * remove unused code
 
-https://github.com/pynac/pynac/releases/download/pynac-0.7.11/pynac-0.7.11.tar.bz2
+tarball: 
+[https://github.com/pynac/pynac/releases/download/pynac-0.7.11/pynac-0.7.11.tar.bz2](https://github.com/pynac/pynac/releases/download/pynac-0.7.11/pynac-0.7.11.tar.bz2)

[kiwifb]

Reviewer: François Bissey

[kiwifb]

comment:7

Pass basic testing, sending it off.