Cryptic crossword - The Scotsman 10/04/15

ACROSS

8 Desiring place in the front row (8)

9 Aggressive woman started selling books (6)

10 Frenzy created when old city is in front (8)

11 Takes chair while members disperse (8)

12 It’s possible that first alphabet is attributable to Mesoamerican people (4)

13 Quickly become good at job with carpet (42,4)

15 Bird that took a chunk out of another bird (7)

17 Clever dictator disguises decision (7)

20 Nihilist energetically engaged in exercise becomes boorishly uncultured (10)

22 Dismiss old wine (4)

24 School group in charge of original session of Latin and Greek (8)

26 Enemy time makes of you and me towards creature yet unborn (6)

27 I’ve settled into vessel for sea trip (6)

28 Fellow takes last chance as Ronald’s minder (8)

DOWN

1 Lie you voiced to beginner at initial appearance of leg bone (6)

2 It’s brainless to be wildly ranting about nothing (8)

3 Riot of reformists results in violent conflagrations (10)

4 Join rim to hub that’s custom-made (7)

5 Don’t delete introductions seen at very end (4)

6 Hostility to non-natives found by academy at ancient burial chamber (6)

7 Conifers used in construction relating to court (8)

14 There would be fine trail under socialist banner (3,3,4)

16 Breathing aids used at home with healthy limits to respirators (8)

18 Manic she-devil was seen to arrange appearance any-old-how (8)

19 Analyse cult of Diana? (7)

21 The French are buried in this Fife town (6)

23 Voucher used by publishing firm in course of fraud (6)

25 Takes chances cutting the top off frozen sweets (4)