Weapon and Armor Tweaks

I've made changes to the all the item that have reductions, as it didn't make any sense why they would be reduced in the first place.

Item changes

Magister's Shield - changes the -10 to +10 nature resistance

Item code: gen_im_acc_amu_am16

Faulty Amulet - changes the -3 armor to +3 armor

Item code: gen_im_acc_amu_am7

Gateway Amulet - changes the -1 willpower to +1 willpower

item code: gen_im_acc_amu_am8

Smith's Heart - changes the -1 dexterity to +1 dexterity

item code: gen_im_acc_amu_am9

Shiver - changes the -1 dexterity to +1 dexterity

item code: gen_im_acc_amu_cld20

Caridin's Cage - changes the -1 cunning to +1 cunning

item code: gen_im_acc_amu_ele10

North Ward - changes the -1 strength to +1 strength

item code: gen_im_acc_amu_men20

Deadhead Charge - changes the -1 willpower to +1 willpower

item code: gen_im_acc_amu_phs20

Varathorn's Amulet - changes the -1 constitution to +1 constitution

item code: gen_im_acc_amu_var

Lloyd's Magic Ring - changes the -1 cunning to +1 cunning

item code: gen_im_acc_rng_mag

Dusk Ring - changes the -1 strength to +1 strength

item code: gen_im_acc_rng_r11

Dawn ring - changes the -1 cunning to +1 cunning

item code: gen_im_acc_rng_r12

Ceremonial Armor - changes the -3 armor to +3 armor

item code: gen_im_arm_cht_hvy_cer

Armor of the Divine Will - changes the -5 magic to +5 magic

item code gen_im_arm_cht_mas_tem

Reinforced Magus Cowl - changes the -1 dexterity to +1 dexterity

item code: gen_im_arm_hel_mag_mn2

Howe's Shield - changes the -2 willpower to +2 willpower

item code: gen_im_arm_shd_twr_how

Robes of Possession - changes the -1 willpower to +1 willpower

item code: gen_im_cth_mag_mor2

Malign Staff - changes the -1 willpower to +1 willpower

item code: gen_im_wep_mag_sta_gen

Aodh - changes the -5% cold resistance to +5% cold resistance

item code: gen_im_wep_mel_axe_new

Darkspawn Waraxe - changes the -1 dexterity to +1 dexterity

Item code: gen_im_wep_mel_axe_drk