Input:
"Sentence 1
Sentence 2
Sentece 3"
Output:
"Sentence 1 Sentence 2 Sentence 3
Input:
"Sentence 1
Sentence 2
Sentece 3"
Output:
"Sentence 1 Sentence 2 Sentence 3
Can be done with the Regex Find/Replace plugin.
\n\n
(means 2 newlines) with
(a single space).Not quite as fast as select and run, but probably good enough unless you do this very often.