Removing redundant file

scripts/export-core-variables.sh

@@ -1,25 +0,0 @@
-# Essential directories
-
-# The root of the project
-export BASE_DIR="$( cd "$( dirname "$0" )" && pwd )"
-# Directory that contains source code for FFmpeg and its dependencies
-# Each library has its own subdirectory
-# Multiple versions of the same library can be stored inside librarie's directory
-export SOURCES_DIR=${BASE_DIR}/sources
-# Directory to place some statistics about the build.
-# Currently - the info about Text Relocations
-export STATS_DIR=${BASE_DIR}/stats
-# Directory that contains helper scripts and
-# scripts to download and build FFmpeg and each dependency separated by subdirectories
-export SCRIPTS_DIR=${BASE_DIR}/scripts
-# The directory to use by Android project
-# All FFmpeg's libraries and headers are copied there
-export OUTPUT_DIR=${BASE_DIR}/output
-
-# Directory to use as a place to build/install FFmpeg and its dependencies
-BUILD_DIR=${BASE_DIR}/build
-# Separate directory to build FFmpeg to
-export BUILD_DIR_FFMPEG=$BUILD_DIR/ffmpeg
-# All external libraries are installed to a single root
-# to make easier referencing them when FFmpeg is being built.
-export BUILD_DIR_EXTERNAL=$BUILD_DIR/external