Fix use of GSL_REAL in lalsimulation and lalinference for gsl-2.7

Description

This MR closes #451 (closed) by modifying the usage of GSL_REAL in lalsimulation and lalinference. I don't understand why this works, but it seems to.

API Changes and Justification

Backwards Compatible Changes

• This change introduces no API changes
• This change adds new API calls

Backwards Incompatible Changes

• This change modifies an existing API
• This change removes an existing API

If any of the Backwards Incompatible check boxes are ticked please provide a justification why this change is necessary and why it needs to be done in a backwards incompatible way.

Review Status

Please provide details on any reviews related to this change and and the associated reviewers.

added lalsimulation label

added 2 commits

• 06f2c472 - lalinfernce: use GSL_{REAL,IMAG}
• 38e4a563 - lalinference: fix use of GSL_REAL

Compare with previous version

changed title from Fix use of GSL_REAL in lalsimulation for gsl-2.7 to Fix use of GSL_REAL in lalsimulation and lalinference for gsl-2.7

changed the description

added lalinference label

added 1 deleted label

Ping @john-veitch (lalinference), @sebastian-khan (lalsimulation) for review/approval

approved this merge request

@geraint.pratten @maria.haney @sebastian-khan Could you please take a look at this?

assigned to @duncanmmacleod

approved this merge request

approved this merge request

resolved all threads

merged

mentioned in commit 103b3bf2

mentioned in merge request gstlal!104 (merged)