Cryptic crossword No 2,917

Across

1. Waste authority assumes we brought about! (6)
2. No time for woebegone to get a reprimand (6)
3. Provoke to pay head down following a deliberate fabrication (8)
4. Agreeing bit of yoghurt that is left no good, after one suppresses hint of doubt (8)
5. Mortify friend losing about half of gamble (6)
6. Bore inhabits mainly gloomy residence (8)
7. Donkey is taken in by your outdated belief (6)
8. Let us confer about lighting method (11)
9. Ability to outdo a place like Manchester, say? (8)
10. Ingenious sycophant, losing power, charged with overturning life in ancient Rome (8)
11. Originally profligate, elderly shoppers extremely tight about money (6)
12. Disguise foreboding, preferring idleness to exercise going into work (6)
13. Motor needs internally-fixed measuring device (8)

Down

1. Diminutive man hauled up following prison escape at last (8)
2. Shortened address introducing alternative musical form (8)
3. Harmless to await climbing flanks of ledge (6)
4. Impressive art venue hidden by cunning (7)
5. Re-examined some inward erosion from below (7)
6. Abandoned disco and met daily (8)
7. Package leaking contents at first, including all correspondence (8)
8. International transaction to simulate previous fluctuation hedging gold (7,8)
9. Old bankers here in Saint-Tropez alongside inland sea (6)
10. Exact origin of quarrel? University is initially surrounded by groups of armed men (7)
11. Heavens above! Male sheep floundering in river (4,2)
12. Nomadic tribe that is shortly bound to be dispersed (7)
13. Trouble for glutton gulping leftovers at first before start of high tea announced (6)