Updated the following files to advance the Apache AGE version to
1.5.0

    modified:   Makefile
    modified:   README.md
    modified:   RELEASE
    modified:   age.control

Corrected whitespace issues in -

    modified:   sql/age_agtype.sql
    modified:   sql/agtype_coercions.sql
    modified:   sql/agtype_comparison.sql
    modified:   sql/agtype_gin.sql
    modified:   sql/agtype_operators.sql
    modified:   sql/agtype_string.sql

Corrected the file cleanup in Makefile.

Corrected for this branch -

Conflicts:
	RELEASE