JSTOR sometimes sends first page as end page too

[GlazerMann]

GIGO protection. This might seem silly, since pages=33-33 gets fixed later, but this means the existing page=33 gets changed to pages=33-33 and then to pages=33, which is a cosmetic change.

[codecov]

Codecov Report

Merging #1384 into master will increase coverage by 2.96%.
The diff coverage is 100%.

@@             Coverage Diff              @@
##             master    #1384      +/-   ##
============================================
+ Coverage     78.31%   81.28%   +2.96%     
- Complexity     1839     1840       +1     
============================================
  Files            10       10              
  Lines          3975     3975              
============================================
+ Hits           3113     3231     +118     
+ Misses          862      744     -118

Impacted Files	Coverage Δ	Complexity Δ
Template.php	81.46% <100%> (+4.62%)	1724 <0> (+1)	⬆️
expandFns.php	96.62% <0%> (ø)	0% <0%> (ø)	⬇️
DOItools.php	97.2% <0%> (+2.79%)	0% <0%> (ø)	⬇️
user_messages.php	60.86% <0%> (+8.69%)	0% <0%> (ø)	⬇️

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