Fixing the pager

Dependencies

• [2] L4JXJHWX pijul/*: reorganize imports and remove extern crate
• [3] Q7CAYX5N Fixing Windows compilation
• [4] 23LVKATN Use pager crate for log output
• [5] SXEYMYF7 Fixing the bad changes in history (unfortunately, by rebooting).

Change contents

• edit in pijul/src/main.rs at line 178
  [5.88355]

  [5.88355]
  + std::process::exit(0);
• edit in pijul/src/commands/log.rs at line 7
  [5.134515]

  [2.2105]
  + use pager::Pager;
• edit in pijul/src/commands/log.rs at line 11
  [5.134559]→[4.0:18](∅→∅),[5.134559]→[4.0:18](∅→∅)
  − use pager::Pager;
• resurrect zombie in "pijul/Cargo.toml" at line 60
  [5.197800]→[4.67:84](∅→∅),[5.197800]→[4.67:84](∅→∅)
  + pager = "0.16.0"