Revert "Building on squeeze"

This reverts commit 16a834e3f5d5a86a6a52056ddd2708f935f58eb8.

Conflicts:
	iks/server/data/params.h
	iks/server/data/set.cpp
	iks/server/data/sets.cpp

Switch to lambdas and foreach loops which are better readable.
iks: building on wheezy

+ with g++4.7 we still cannot construct object in map inplace, so
  insteed that we use unique_ptr
+ missing header
Bump required boost version to 1.48

+ szarp now can use 1.48 since we drop support to squeeze
+ remove obsolete checking for boost