Removed eos-config* CMake files since it's now header-only

eos-config-version.cmake.in

-set(PACKAGE_VERSION "@eos_VERSION@")
-
-# Check whether the requested PACKAGE_FIND_VERSION is compatible:
-if("${PACKAGE_VERSION}" VERSION_LESS "${PACKAGE_FIND_VERSION}")
-  set(PACKAGE_VERSION_COMPATIBLE FALSE)
-else()
-  set(PACKAGE_VERSION_COMPATIBLE TRUE)
-  if ("${PACKAGE_VERSION}" VERSION_EQUAL "${PACKAGE_FIND_VERSION}")
-    set(PACKAGE_VERSION_EXACT TRUE)
-  endif()
-endif()

eos-config.cmake

-# CMake config file for the eos library
-# -------------------------------------
-# It defines the following variables:
-#  eos_INCLUDE_DIRS - the eos include directory
-# and the target 'eos' to link against.
-
-# Get the absolute path of this file:
-get_filename_component(SELF_DIR "${CMAKE_CURRENT_LIST_FILE}" PATH)
-
-set(eos_INCLUDE_DIRS "${SELF_DIR}/include")
-
-# Defines our library target and its dependencies:
-include(${SELF_DIR}/eos-targets.cmake)