This the full change log, as published on Big Dig's Technic Pack page.
- MineChem removed.
- Treecapitator support has been removed from Natura Redwoods, to prevent performance isues.
- Buildcraft:Logistics Pipes 0.7.3.2 has been added
- A port of Mystcraft 0.10.3.00 for 1.5.2, prepared by MCF forums user Qwertygiy, has been added
- Code Chicken Core has been updated to version 0.8.6.10
- Not Enough Items has been updated to version 126.96.36.199
- Chococraft has been updated to version 2.8.4
- Equivalent Exchange 3 has been updated to version pre1h
- Ender Storage has been updated to version 188.8.131.52
- Forestry has been updated to version 184.108.40.206
- Forestry: Extra Bees has been updated to version 1.6 pre9
- Mine Chem has been updated to version 220.127.116.11
- Mekanism has been updated to 18.104.22.168
- Ender Ore has been updated to 1.0.12
- Artifice has been updated to 1.0.67
- Open Peripheral has been updated to 0.0.7
- A configuration error which caused Forestry item ID conflicts has been corrected.
- NEI Plugins 22.214.171.124a has been added.
- Code Chicken Core has been upgraded to version 0.8.6.9.
- Not Enough Items has been upgraded to version 126.96.36.199.
- Removed Easy Crafting
- Added Project Bench version 1.7.5
- Treecapitator support has been added for Natura's trees
- Removed An Obsidian Plate
- Removed Buildcraft: Logistics Pipes
- Removed Buildcraft: Valve Pipe (and More!)
- Removed Computer Craft: CC Cable
- Removed Craft & Enchant
- Removed Flat Bedrock (taken over by CoFH Core)
- Removed Industrial Craft 2
- Removed IC2: Advanced Machines
- Removed IC2: Advanced Power Management
- Removed IC2: Compact Solars
- Removed IC2: MFFS
- Removed IC2: Nuclear Control
- Removed Liquid Metals
- Removed Metallurgy (taken over by CoFH Core)
- Removed Mystcraft
- Removed Power Converters
- Removed Railcraft
- Removed Redpower 2
- Removed Tube Stuff
- Removed Wireless Redstone: Chicken Bones Edition
- Added Nether Ores
- Added MPS Addons
- Added Immibis Microblocks
- Added Trade Booth
- Added Buildcraft: Additional Pipes
- Added Galacticraft
- Added Greg's Lighting
- Added Obsidiplates
- Added Better Storage
- Added MFFS (by Calclavia)
- Added Easy Crafting
- Added Magical Crops
- Added Tinker's Construct
- Added Natura
- Added Atomic Science
- Added ICBM
- Added Mekanism
- Added Ender Ore
- Added Enchanting Plus
- Added Artifice
- Added Open Peripheral
- All other mods were updated to 1.5.2-compatible versions
- Updated Applied Energistics to version 9.i.
- Updated Liquid Metals to version 0.1.18.
- Implemented a workaround to add Metallurgy compatibility to Liquid Metals.
- Big Dig is now an official Technic pack.